1113600990 has 16 divisors (see below), whose sum is σ = 2672642448. Its totient is φ = 296960256.

The previous prime is 1113600989. The next prime is 1113601061. The reversal of 1113600990 is 990063111.

It is a Harshad number since it is a multiple of its sum of digits (30), and also a Moran number because the ratio is a prime number: 37120033 = 1113600990 / (1 + 1 + 1 + 3 + 6 + 0 + 0 + 9 + 9 + 0).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18559987 + ... + 18560046.

It is an arithmetic number, because the mean of its divisors is an integer number (167040153).

Almost surely, 2^1113600990 is an apocalyptic number.

1113600990 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1113600990 is an abundant number, since it is smaller than the sum of its proper divisors (1559041458).

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

1113600990 is a wasteful number, since it uses less digits than its factorization.

1113600990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37120043.

The product of its (nonzero) digits is 1458, while the sum is 30.

The square root of 1113600990 is about 33370.6606167753. The cubic root of 1113600990 is about 1036.5172547333.

The spelling of 1113600990 in words is "one billion, one hundred thirteen million, six hundred thousand, nine hundred ninety".