1131312304 has 10 divisors (see below), whose sum is σ = 2191917620. Its totient is φ = 565656144.

The previous prime is 1131312263. The next prime is 1131312319. The reversal of 1131312304 is 4032131311.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35353494 + ... + 35353525.

It is an arithmetic number, because the mean of its divisors is an integer number (219191762).

Almost surely, 2^1131312304 is an apocalyptic number.

It is an amenable number.

1131312304 is a deficient number, since it is larger than the sum of its proper divisors (1060605316).

1131312304 is an equidigital number, since it uses as much as digits as its factorization.

1131312304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70707027 (or 70707021 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 1131312304 is about 33634.9863089016. The cubic root of 1131312304 is about 1041.9834878628.

Adding to 1131312304 its reverse (4032131311), we get a palindrome (5163443615).

The spelling of 1131312304 in words is "one billion, one hundred thirty-one million, three hundred twelve thousand, three hundred four".