957249129 has 4 divisors (see below), whose sum is σ = 1276332176. Its totient is φ = 638166084.

The previous prime is 957249119. The next prime is 957249151. The reversal of 957249129 is 921942759.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 957249129 - 2⁴ = 957249113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (957249119) 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, 159541519 + ... + 159541524.

It is an arithmetic number, because the mean of its divisors is an integer number (319083044).

Almost surely, 2^957249129 is an apocalyptic number.

It is an amenable number.

957249129 is a deficient number, since it is larger than the sum of its proper divisors (319083047).

957249129 is a wasteful number, since it uses less digits than its factorization.

957249129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 319083046.

The product of its digits is 408240, while the sum is 48.

The square root of 957249129 is about 30939.4429329295. The cubic root of 957249129 is about 985.5416739459.

The spelling of 957249129 in words is "nine hundred fifty-seven million, two hundred forty-nine thousand, one hundred twenty-nine".