1163000631 has 16 divisors (see below), whose sum is σ = 1679612256. Its totient is φ = 711551616.

The previous prime is 1163000603. The next prime is 1163000693. The reversal of 1163000631 is 1360003611.

It is not a de Polignac number, because 1163000631 - 2⁹ = 1163000119 is a prime.

It is a super-2 number, since 2×1163000631² = 2705140935412796322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1163000598 and 1163000607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1163000131) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 79440 + ... + 92933.

It is an arithmetic number, because the mean of its divisors is an integer number (104975766).

Almost surely, 2^1163000631 is an apocalyptic number.

1163000631 is a deficient number, since it is larger than the sum of its proper divisors (516611625).

1163000631 is a wasteful number, since it uses less digits than its factorization.

1163000631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172562.

The product of its (nonzero) digits is 324, while the sum is 21.

The square root of 1163000631 is about 34102.7950614022. The cubic root of 1163000631 is about 1051.6227759670.

The spelling of 1163000631 in words is "one billion, one hundred sixty-three million, six hundred thirty-one", and thus it is an aban number.