1113389402 has 16 divisors (see below), whose sum is σ = 1728707400. Its totient is φ = 537176640.

The previous prime is 1113389383. The next prime is 1113389419. The reversal of 1113389402 is 2049833111.

It can be written as a sum of positive squares in 4 ways, for example, as 1102173601 + 11215801 = 33199^2 + 3349^2 .

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, 112952 + ... + 122412.

Almost surely, 2^1113389402 is an apocalyptic number.

1113389402 is a deficient number, since it is larger than the sum of its proper divisors (615317998).

1113389402 is a wasteful number, since it uses less digits than its factorization.

1113389402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11521.

The product of its (nonzero) digits is 5184, while the sum is 32.

The square root of 1113389402 is about 33367.4901962974. The cubic root of 1113389402 is about 1036.4516032996.

The spelling of 1113389402 in words is "one billion, one hundred thirteen million, three hundred eighty-nine thousand, four hundred two".