1152773631 has 24 divisors (see below), whose sum is σ = 1684440576. Its totient is φ = 759626640.

The previous prime is 1152773623. The next prime is 1152773717. The reversal of 1152773631 is 1363772511.

1152773631 is a `hidden beast` number, since 1 + 1 + 527 + 73 + 63 + 1 = 666.

It is not a de Polignac number, because 1152773631 - 2³ = 1152773623 is a prime.

It is a super-2 number, since 2×1152773631² = 2657774088657848322, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1152773431) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 762166 + ... + 763676.

It is an arithmetic number, because the mean of its divisors is an integer number (70185024).

Almost surely, 2^1152773631 is an apocalyptic number.

1152773631 is a deficient number, since it is larger than the sum of its proper divisors (531666945).

1152773631 is a wasteful number, since it uses less digits than its factorization.

1152773631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2443 (or 2440 counting only the distinct ones).

The product of its digits is 26460, while the sum is 36.

The square root of 1152773631 is about 33952.5202451895. The cubic root of 1152773631 is about 1048.5311679959.

It can be divided in two parts, 11527 and 73631, that added together give a palindrome (85158).

The spelling of 1152773631 in words is "one billion, one hundred fifty-two million, seven hundred seventy-three thousand, six hundred thirty-one".