376531157 has 4 divisors (see below), whose sum is σ = 389515020. Its totient is φ = 363547296.

The previous prime is 376531139. The next prime is 376531187. The reversal of 376531157 is 751135673.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 126922756 + 249608401 = 11266^2 + 15799^2 .

It is a cyclic number.

It is not a de Polignac number, because 376531157 - 2²⁴ = 359753941 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 376531157.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (376531117) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6491888 + ... + 6491945.

It is an arithmetic number, because the mean of its divisors is an integer number (97378755).

Almost surely, 2^376531157 is an apocalyptic number.

It is an amenable number.

376531157 is a deficient number, since it is larger than the sum of its proper divisors (12983863).

376531157 is a wasteful number, since it uses less digits than its factorization.

376531157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12983862.

The product of its digits is 66150, while the sum is 38.

The square root of 376531157 is about 19404.4107614738. The cubic root of 376531157 is about 722.1049237098.

The spelling of 376531157 in words is "three hundred seventy-six million, five hundred thirty-one thousand, one hundred fifty-seven".