1134645631 has 16 divisors (see below), whose sum is σ = 1315385344. Its totient is φ = 958656384.

The previous prime is 1134645613. The next prime is 1134645641. The reversal of 1134645631 is 1365464311.

It is not a de Polignac number, because 1134645631 - 2⁵ = 1134645599 is a prime.

It is a super-2 number, since 2×1134645631² = 2574841415894776322, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1134645641) 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, 157255 + ... + 164311.

It is an arithmetic number, because the mean of its divisors is an integer number (82211584).

Almost surely, 2^1134645631 is an apocalyptic number.

1134645631 is a deficient number, since it is larger than the sum of its proper divisors (180739713).

1134645631 is a wasteful number, since it uses less digits than its factorization.

1134645631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7390.

The product of its digits is 25920, while the sum is 34.

The square root of 1134645631 is about 33684.5013470587. The cubic root of 1134645631 is about 1043.0058598490.

The spelling of 1134645631 in words is "one billion, one hundred thirty-four million, six hundred forty-five thousand, six hundred thirty-one".