1113553312 has 24 divisors (see below), whose sum is σ = 2321268516. Its totient is φ = 524024832.

The previous prime is 1113553297. The next prime is 1113553319. The reversal of 1113553312 is 2133553111.

It can be written as a sum of positive squares in 2 ways, for example, as 1097199376 + 16353936 = 33124^2 + 4044^2 .

It is not an unprimeable number, because it can be changed into a prime (1113553319) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1022943 + ... + 1024030.

Almost surely, 2^1113553312 is an apocalyptic number.

It is an amenable number.

1113553312 is an abundant number, since it is smaller than the sum of its proper divisors (1207715204).

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

1113553312 is a wasteful number, since it uses less digits than its factorization.

1113553312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2047000 (or 2046992 counting only the distinct ones).

The product of its digits is 1350, while the sum is 25.

The square root of 1113553312 is about 33369.9462390936. The cubic root of 1113553312 is about 1036.5024619498.

The spelling of 1113553312 in words is "one billion, one hundred thirteen million, five hundred fifty-three thousand, three hundred twelve".