1157818364 has 6 divisors (see below), whose sum is σ = 2026182144. Its totient is φ = 578909180.

The previous prime is 1157818339. The next prime is 1157818397. The reversal of 1157818364 is 4638187511.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 144727292 + ... + 144727299.

It is an arithmetic number, because the mean of its divisors is an integer number (337697024).

Almost surely, 2^1157818364 is an apocalyptic number.

It is an amenable number.

1157818364 is a deficient number, since it is larger than the sum of its proper divisors (868363780).

1157818364 is a wasteful number, since it uses less digits than its factorization.

1157818364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 289454595 (or 289454593 counting only the distinct ones).

The product of its digits is 161280, while the sum is 44.

The square root of 1157818364 is about 34026.7301397005. The cubic root of 1157818364 is about 1050.0584590279.

The spelling of 1157818364 in words is "one billion, one hundred fifty-seven million, eight hundred eighteen thousand, three hundred sixty-four".