1357156207 has 12 divisors (see below), whose sum is σ = 1492850520. Its totient is φ = 1232868560.

The previous prime is 1357156183. The next prime is 1357156231. The reversal of 1357156207 is 7026517531.

It is an interprime number because it is at equal distance from previous prime (1357156183) and next prime (1357156231).

It is a de Polignac number, because none of the positive numbers 2^k-1357156207 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1357151207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 203508 + ... + 210070.

It is an arithmetic number, because the mean of its divisors is an integer number (124404210).

Almost surely, 2^1357156207 is an apocalyptic number.

1357156207 is a deficient number, since it is larger than the sum of its proper divisors (135694313).

1357156207 is a wasteful number, since it uses less digits than its factorization.

1357156207 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8294 (or 8283 counting only the distinct ones).

The product of its (nonzero) digits is 44100, while the sum is 37.

The square root of 1357156207 is about 36839.6010700442. The cubic root of 1357156207 is about 1107.1588751469.

The spelling of 1357156207 in words is "one billion, three hundred fifty-seven million, one hundred fifty-six thousand, two hundred seven".