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1348069 = 1970951
BaseRepresentation
bin101001001000111100101
32112111012111
411021013211
5321114234
644521021
714313142
oct5110745
92474174
101348069
11840908
12550171
13382798
142713c9
151b9664
hex1491e5

1348069 has 4 divisors (see below), whose sum is σ = 1419040. Its totient is φ = 1277100.

The previous prime is 1348063. The next prime is 1348073. The reversal of 1348069 is 9608431.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 9608431 = 71372633.

It is a cyclic number.

It is not a de Polignac number, because 1348069 - 29 = 1347557 is a prime.

It is a super-2 number, since 2×13480692 = 3634580057522, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1348069.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1348063) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35457 + ... + 35494.

It is an arithmetic number, because the mean of its divisors is an integer number (354760).

21348069 is an apocalyptic number.

1348069 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

1348069 is a deficient number, since it is larger than the sum of its proper divisors (70971).

1348069 is an equidigital number, since it uses as much as digits as its factorization.

1348069 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70970.

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 1348069 is about 1161.0637364073. The cubic root of 1348069 is about 110.4682245196.

The spelling of 1348069 in words is "one million, three hundred forty-eight thousand, sixty-nine".

Divisors: 1 19 70951 1348069