1140566634 has 24 divisors (see below), whose sum is σ = 2479035780. Its totient is φ = 378987648.

The previous prime is 1140566633. The next prime is 1140566653. The reversal of 1140566634 is 4366650411.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 981882225 + 158684409 = 31335^2 + 12597^2 .

It is not an unprimeable number, because it can be changed into a prime (1140566633) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 94239 + ... + 105650.

Almost surely, 2^1140566634 is an apocalyptic number.

1140566634 is an abundant number, since it is smaller than the sum of its proper divisors (1338469146).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1140566634 is a wasteful number, since it uses less digits than its factorization.

1140566634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200214 (or 200211 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The square root of 1140566634 is about 33772.2761151806. The cubic root of 1140566634 is about 1044.8169773256.

The spelling of 1140566634 in words is "one billion, one hundred forty million, five hundred sixty-six thousand, six hundred thirty-four".