1357138 has 16 divisors (see below), whose sum is σ = 2149056. Its totient is φ = 641520.

The previous prime is 1357129. The next prime is 1357163. The reversal of 1357138 is 8317531.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7408 + ... + 7588.

It is an arithmetic number, because the mean of its divisors is an integer number (134316).

2^1357138 is an apocalyptic number.

1357138 is a deficient number, since it is larger than the sum of its proper divisors (791918).

1357138 is a wasteful number, since it uses less digits than its factorization.

1357138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 369.

The product of its digits is 2520, while the sum is 28.

The square root of 1357138 is about 1164.9626603458. The cubic root of 1357138 is about 110.7153924075.

The spelling of 1357138 in words is "one million, three hundred fifty-seven thousand, one hundred thirty-eight".