1356613044 has 12 divisors (see below), whose sum is σ = 3165430464. Its totient is φ = 452204344.

The previous prime is 1356613033. The next prime is 1356613057. The reversal of 1356613044 is 4403166531.

It is a tau number, because it is divible by the number of its divisors (12).

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 1356612996 and 1356613014.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56525532 + ... + 56525555.

It is an arithmetic number, because the mean of its divisors is an integer number (263785872).

Almost surely, 2^1356613044 is an apocalyptic number.

It is an amenable number.

1356613044 is an abundant number, since it is smaller than the sum of its proper divisors (1808817420).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1356613044 is a wasteful number, since it uses less digits than its factorization.

1356613044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113051094 (or 113051092 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 33.

The square root of 1356613044 is about 36832.2283333496. The cubic root of 1356613044 is about 1107.0111525346.

Adding to 1356613044 its reverse (4403166531), we get a palindrome (5759779575).

The spelling of 1356613044 in words is "one billion, three hundred fifty-six million, six hundred thirteen thousand, forty-four".