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1341213 = 33743281
BaseRepresentation
bin101000111011100011101
32112010210120
411013130131
5320404323
644425153
714254146
oct5073435
92463716
101341213
11836745
125481b9
1337c623
1426cacd
151b75e3
hex14771d

1341213 has 16 divisors (see below), whose sum is σ = 1886016. Its totient is φ = 846720.

The previous prime is 1341209. The next prime is 1341217. The reversal of 1341213 is 3121431.

It is an interprime number because it is at equal distance from previous prime (1341209) and next prime (1341217).

It is not a de Polignac number, because 1341213 - 22 = 1341209 is a prime.

It is a super-2 number, since 2×13412132 = 3597704622738, which contains 22 as substring.

1341213 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 1341192 and 1341201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1341217) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4633 + ... + 4913.

It is an arithmetic number, because the mean of its divisors is an integer number (117876).

21341213 is an apocalyptic number.

It is an amenable number.

1341213 is a deficient number, since it is larger than the sum of its proper divisors (544803).

1341213 is a wasteful number, since it uses less digits than its factorization.

1341213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 364.

The product of its digits is 72, while the sum is 15.

The square root of 1341213 is about 1158.1075079629. The cubic root of 1341213 is about 110.2806332984.

Adding to 1341213 its reverse (3121431), we get a palindrome (4462644).

The spelling of 1341213 in words is "one million, three hundred forty-one thousand, two hundred thirteen".

Divisors: 1 3 37 43 111 129 281 843 1591 4773 10397 12083 31191 36249 447071 1341213