1157808196 has 24 divisors (see below), whose sum is σ = 2075895360. Its totient is φ = 564729312.

The previous prime is 1157808167. The next prime is 1157808217. The reversal of 1157808196 is 6918087511.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 148770 + ... + 156358.

It is an arithmetic number, because the mean of its divisors is an integer number (86495640).

Almost surely, 2^1157808196 is an apocalyptic number.

It is an amenable number.

1157808196 is a deficient number, since it is larger than the sum of its proper divisors (918087164).

1157808196 is a wasteful number, since it uses less digits than its factorization.

1157808196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8523 (or 8521 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 46.

The square root of 1157808196 is about 34026.5807274254. The cubic root of 1157808196 is about 1050.0553851360.

The spelling of 1157808196 in words is "one billion, one hundred fifty-seven million, eight hundred eight thousand, one hundred ninety-six".