1495117992 has 16 divisors (see below), whose sum is σ = 3737795040. Its totient is φ = 498372656.

The previous prime is 1495117973. The next prime is 1495117993. The reversal of 1495117992 is 2997115941.

It is a super-2 number, since 2×1495117992² = 4470755620004224128, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1495117993) 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, 31148268 + ... + 31148315.

It is an arithmetic number, because the mean of its divisors is an integer number (233612190).

Almost surely, 2^1495117992 is an apocalyptic number.

1495117992 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1495117992 is an abundant number, since it is smaller than the sum of its proper divisors (2242677048).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1495117992 is a wasteful number, since it uses less digits than its factorization.

1495117992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62296592 (or 62296588 counting only the distinct ones).

The product of its digits is 204120, while the sum is 48.

The square root of 1495117992 is about 38666.7556435758. The cubic root of 1495117992 is about 1143.4710029995.

The spelling of 1495117992 in words is "one billion, four hundred ninety-five million, one hundred seventeen thousand, nine hundred ninety-two".