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1341969 = 3447323
BaseRepresentation
bin101000111101000010001
32112011211120
411013220101
5320420334
644432453
714256306
oct5075021
92464746
101341969
11837272
12548729
1337ca85
151b7949
hex147a11

1341969 has 4 divisors (see below), whose sum is σ = 1789296. Its totient is φ = 894644.

The previous prime is 1341947. The next prime is 1341983. The reversal of 1341969 is 9691431.

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: 9691431 = 33230477.

It is a cyclic number.

It is not a de Polignac number, because 1341969 - 27 = 1341841 is a prime.

It is a super-2 number, since 2×13419692 = 3601761593922, which contains 22 as substring.

It is a D-number.

1341969 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (1341919) 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, 223659 + ... + 223664.

It is an arithmetic number, because the mean of its divisors is an integer number (447324).

21341969 is an apocalyptic number.

It is an amenable number.

1341969 is a deficient number, since it is larger than the sum of its proper divisors (447327).

1341969 is an equidigital number, since it uses as much as digits as its factorization.

1341969 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 447326.

The product of its digits is 5832, while the sum is 33.

The square root of 1341969 is about 1158.4338565494. The cubic root of 1341969 is about 110.3013499927.

The spelling of 1341969 in words is "one million, three hundred forty-one thousand, nine hundred sixty-nine".

Divisors: 1 3 447323 1341969