1169425957 has 8 divisors (see below), whose sum is σ = 1382572800. Its totient is φ = 967800624.

The previous prime is 1169425951. The next prime is 1169425981. The reversal of 1169425957 is 7595249611.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1169425957 - 2³ = 1169425949 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1169425957.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1169425951) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2880157 + ... + 2880562.

It is an arithmetic number, because the mean of its divisors is an integer number (172821600).

Almost surely, 2^1169425957 is an apocalyptic number.

It is an amenable number.

1169425957 is a deficient number, since it is larger than the sum of its proper divisors (213146843).

1169425957 is an equidigital number, since it uses as much as digits as its factorization.

1169425957 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5760755.

The product of its digits is 680400, while the sum is 49.

The square root of 1169425957 is about 34196.8705731972. The cubic root of 1169425957 is about 1053.5558828374. Note that the first 3 decimals are identical.

The spelling of 1169425957 in words is "one billion, one hundred sixty-nine million, four hundred twenty-five thousand, nine hundred fifty-seven".