1357137 has 12 divisors (see below), whose sum is σ = 1981044. Its totient is φ = 895200.

The previous prime is 1357129. The next prime is 1357163. The reversal of 1357137 is 7317531.

It can be written as a sum of positive squares in 2 ways, for example, as 1252161 + 104976 = 1119^2 + 324^2 .

It is not a de Polignac number, because 1357137 - 2³ = 1357129 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1357137.

It is not an unprimeable number, because it can be changed into a prime (1357337) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 163 + ... + 1655.

It is an arithmetic number, because the mean of its divisors is an integer number (165087).

2^1357137 is an apocalyptic number.

It is an amenable number.

1357137 is a deficient number, since it is larger than the sum of its proper divisors (623907).

1357137 is a wasteful number, since it uses less digits than its factorization.

1357137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1600 (or 1597 counting only the distinct ones).

The product of its digits is 2205, while the sum is 27.

The square root of 1357137 is about 1164.9622311474. The cubic root of 1357137 is about 110.7153652142.

The spelling of 1357137 in words is "one million, three hundred fifty-seven thousand, one hundred thirty-seven".