1162086817 has 4 divisors (see below), whose sum is σ = 1166908996. Its totient is φ = 1157264640.

The previous prime is 1162086733. The next prime is 1162086841. The reversal of 1162086817 is 7186802611.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 869129361 + 292957456 = 29481^2 + 17116^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1162086817 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1162086817.

It is not an unprimeable number, because it can be changed into a prime (1162086847) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2410728 + ... + 2411209.

It is an arithmetic number, because the mean of its divisors is an integer number (291727249).

Almost surely, 2^1162086817 is an apocalyptic number.

It is an amenable number.

1162086817 is a deficient number, since it is larger than the sum of its proper divisors (4822179).

1162086817 is an equidigital number, since it uses as much as digits as its factorization.

1162086817 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4822178.

The product of its (nonzero) digits is 32256, while the sum is 40.

The square root of 1162086817 is about 34089.3944944758. The cubic root of 1162086817 is about 1051.3472704070.

The spelling of 1162086817 in words is "one billion, one hundred sixty-two million, eighty-six thousand, eight hundred seventeen".