1132640712 has 128 divisors (see below), whose sum is σ = 3609753600. Its totient is φ = 322346304.

The previous prime is 1132640671. The next prime is 1132640753. The reversal of 1132640712 is 2170462311.

1132640712 is a `hidden beast` number, since 1 + 1 + 3 + 2 + 640 + 7 + 12 = 666.

It is an interprime number because it is at equal distance from previous prime (1132640671) and next prime (1132640753).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 426573 + ... + 429219.

It is an arithmetic number, because the mean of its divisors is an integer number (28201200).

Almost surely, 2^1132640712 is an apocalyptic number.

1132640712 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1132640712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1804876800).

1132640712 is an abundant number, since it is smaller than the sum of its proper divisors (2477112888).

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

1132640712 is a wasteful number, since it uses less digits than its factorization.

1132640712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2952 (or 2942 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 27.

The square root of 1132640712 is about 33654.7279293712. The cubic root of 1132640712 is about 1042.3911671491.

The spelling of 1132640712 in words is "one billion, one hundred thirty-two million, six hundred forty thousand, seven hundred twelve".