1131214352 has 10 divisors (see below), whose sum is σ = 2191727838. Its totient is φ = 565607168.

The previous prime is 1131214349. The next prime is 1131214361. The reversal of 1131214352 is 2534121311.

It can be written as a sum of positive squares in only one way, i.e., 1105163536 + 26050816 = 33244^2 + 5104^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35350433 + ... + 35350464.

Almost surely, 2^1131214352 is an apocalyptic number.

It is an amenable number.

1131214352 is a deficient number, since it is larger than the sum of its proper divisors (1060513486).

1131214352 is an equidigital number, since it uses as much as digits as its factorization.

1131214352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70700905 (or 70700899 counting only the distinct ones).

The product of its digits is 720, while the sum is 23.

The square root of 1131214352 is about 33633.5301745148. The cubic root of 1131214352 is about 1041.9534144363.

Adding to 1131214352 its reverse (2534121311), we get a palindrome (3665335663).

The spelling of 1131214352 in words is "one billion, one hundred thirty-one million, two hundred fourteen thousand, three hundred fifty-two".