1150351631 has 16 divisors (see below), whose sum is σ = 1430962848. Its totient is φ = 908544000.

The previous prime is 1150351619. The next prime is 1150351633. The reversal of 1150351631 is 1361530511.

It is not a de Polignac number, because 1150351631 - 2¹⁸ = 1150089487 is a prime.

It is a super-2 number, since 2×1150351631² = 2646617749888720322, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1150351631.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1150351633) 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, 234170 + ... + 239031.

It is an arithmetic number, because the mean of its divisors is an integer number (89435178).

Almost surely, 2^1150351631 is an apocalyptic number.

1150351631 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1150351631 is a deficient number, since it is larger than the sum of its proper divisors (280611217).

1150351631 is a wasteful number, since it uses less digits than its factorization.

1150351631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 473242.

The product of its (nonzero) digits is 1350, while the sum is 26.

The square root of 1150351631 is about 33916.8340356231. The cubic root of 1150351631 is about 1047.7963249350.

The spelling of 1150351631 in words is "one billion, one hundred fifty million, three hundred fifty-one thousand, six hundred thirty-one".