1173051057 has 16 divisors (see below), whose sum is σ = 1574749440. Its totient is φ = 776712192.

The previous prime is 1173051049. The next prime is 1173051097. The reversal of 1173051057 is 7501503711.

It is not a de Polignac number, because 1173051057 - 2³ = 1173051049 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1173051097) 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 15 ways as a sum of consecutive naturals, for example, 285544 + ... + 289622.

It is an arithmetic number, because the mean of its divisors is an integer number (98421840).

Almost surely, 2^1173051057 is an apocalyptic number.

It is an amenable number.

1173051057 is a deficient number, since it is larger than the sum of its proper divisors (401698383).

1173051057 is a wasteful number, since it uses less digits than its factorization.

1173051057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4712.

The product of its (nonzero) digits is 3675, while the sum is 30.

The square root of 1173051057 is about 34249.8329484977. The cubic root of 1173051057 is about 1054.6433981173.

Adding to 1173051057 its reverse (7501503711), we get a palindrome (8674554768).

The spelling of 1173051057 in words is "one billion, one hundred seventy-three million, fifty-one thousand, fifty-seven".