1138792516 has 27 divisors (see below), whose sum is σ = 2041878559. Its totient is φ = 555729128.

The previous prime is 1138792483. The next prime is 1138792541. The reversal of 1138792516 is 6152978311.

The square root of 1138792516 is 33746.

It is a perfect power (a square), and thus also a powerful number.

It is a super-2 number, since 2×1138792516² = 2593696788995220512, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 3171945 + ... + 3172303.

Almost surely, 2^1138792516 is an apocalyptic number.

1138792516 is the 33746-th square number.

It is an amenable number.

1138792516 is a deficient number, since it is larger than the sum of its proper divisors (903086043).

1138792516 is an frugal number, since it uses more digits than its factorization.

1138792516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 816 (or 408 counting only the distinct ones).

The product of its digits is 90720, while the sum is 43.

The cubic root of 1138792516 is about 1044.2749687980.

The spelling of 1138792516 in words is "one billion, one hundred thirty-eight million, seven hundred ninety-two thousand, five hundred sixteen".