1131240752 has 10 divisors (see below), whose sum is σ = 2191778988. Its totient is φ = 565620368.

The previous prime is 1131240739. The next prime is 1131240823. The reversal of 1131240752 is 2570421311.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35351258 + ... + 35351289.

Almost surely, 2^1131240752 is an apocalyptic number.

It is an amenable number.

1131240752 is a deficient number, since it is larger than the sum of its proper divisors (1060538236).

1131240752 is an equidigital number, since it uses as much as digits as its factorization.

1131240752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70702555 (or 70702549 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 26.

The square root of 1131240752 is about 33633.9226377180. The cubic root of 1131240752 is about 1041.9615199900.

The spelling of 1131240752 in words is "one billion, one hundred thirty-one million, two hundred forty thousand, seven hundred fifty-two".