1140699132 has 24 divisors (see below), whose sum is σ = 2957368400. Its totient is φ = 380233008.

The previous prime is 1140699121. The next prime is 1140699163. The reversal of 1140699132 is 2319960411.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5280907 + ... + 5281122.

Almost surely, 2^1140699132 is an apocalyptic number.

1140699132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1140699132 is an abundant number, since it is smaller than the sum of its proper divisors (1816669268).

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

1140699132 is a wasteful number, since it uses less digits than its factorization.

1140699132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10562042 (or 10562034 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 36.

The square root of 1140699132 is about 33774.2376968008. The cubic root of 1140699132 is about 1044.8574340587.

It can be divided in two parts, 114069 and 9132, that added together give a square (123201 = 351²).

The spelling of 1140699132 in words is "one billion, one hundred forty million, six hundred ninety-nine thousand, one hundred thirty-two".