1152706631 has 4 divisors (see below), whose sum is σ = 1177232352. Its totient is φ = 1128180912.

The previous prime is 1152706619. The next prime is 1152706651. The reversal of 1152706631 is 1366072511.

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

It is a cyclic number.

It is not a de Polignac number, because 1152706631 - 2¹⁰ = 1152705607 is a prime.

It is a super-2 number, since 2×1152706631² = 2657465154302740322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1152706651) 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, 12262790 + ... + 12262883.

It is an arithmetic number, because the mean of its divisors is an integer number (294308088).

Almost surely, 2^1152706631 is an apocalyptic number.

1152706631 is a deficient number, since it is larger than the sum of its proper divisors (24525721).

1152706631 is an equidigital number, since it uses as much as digits as its factorization.

1152706631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24525720.

The product of its (nonzero) digits is 7560, while the sum is 32.

The square root of 1152706631 is about 33951.5335588836. The cubic root of 1152706631 is about 1048.5108538170.

The spelling of 1152706631 in words is "one billion, one hundred fifty-two million, seven hundred six thousand, six hundred thirty-one".