1135025631 has 6 divisors (see below), whose sum is σ = 1639481480. Its totient is φ = 756683748.

The previous prime is 1135025609. The next prime is 1135025641. The reversal of 1135025631 is 1365205311.

1135025631 is a `hidden beast` number, since 1 + 1 + 3 + 5 + 0 + 25 + 631 = 666.

It is not a de Polignac number, because 1135025631 - 2⁷ = 1135025503 is a prime.

It is a super-2 number, since 2×1135025631² = 2576566366053896322, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1135025595 and 1135025604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1135025641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 63056971 + ... + 63056988.

Almost surely, 2^1135025631 is an apocalyptic number.

1135025631 is a deficient number, since it is larger than the sum of its proper divisors (504455849).

1135025631 is a wasteful number, since it uses less digits than its factorization.

1135025631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126113965 (or 126113962 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 27.

The square root of 1135025631 is about 33690.1414511723. The cubic root of 1135025631 is about 1043.1222832733.

The spelling of 1135025631 in words is "one billion, one hundred thirty-five million, twenty-five thousand, six hundred thirty-one".