1157167216 has 20 divisors (see below), whose sum is σ = 2258145400. Its totient is φ = 574420032.

The previous prime is 1157167189. The next prime is 1157167243. The reversal of 1157167216 is 6127617511.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1157167189) and next prime (1157167243).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 257931 + ... + 262378.

It is an arithmetic number, because the mean of its divisors is an integer number (112907270).

Almost surely, 2^1157167216 is an apocalyptic number.

1157167216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1157167216 is a deficient number, since it is larger than the sum of its proper divisors (1100978184).

1157167216 is a wasteful number, since it uses less digits than its factorization.

1157167216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 520456 (or 520450 counting only the distinct ones).

The product of its digits is 17640, while the sum is 37.

The square root of 1157167216 is about 34017.1606104919. The cubic root of 1157167216 is about 1049.8615738906.

It can be divided in two parts, 11571 and 67216, that added together give a palindrome (78787).

The spelling of 1157167216 in words is "one billion, one hundred fifty-seven million, one hundred sixty-seven thousand, two hundred sixteen".