1113331402 has 16 divisors (see below), whose sum is σ = 1738196640. Its totient is φ = 534168432.

The previous prime is 1113331397. The next prime is 1113331421. The reversal of 1113331402 is 2041333111.

1113331402 = T₈₇₄₈ + T₈₇₄₉ + ... + T₈₇₇₆.

It is a self number, because there is not a number n which added to its sum of digits gives 1113331402.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49428 + ... + 68335.

It is an arithmetic number, because the mean of its divisors is an integer number (108637290).

Almost surely, 2^1113331402 is an apocalyptic number.

1113331402 is a deficient number, since it is larger than the sum of its proper divisors (624865238).

1113331402 is a wasteful number, since it uses less digits than its factorization.

1113331402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117957.

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

The square root of 1113331402 is about 33366.6210755599. The cubic root of 1113331402 is about 1036.4336056321.

Adding to 1113331402 its reverse (2041333111), we get a palindrome (3154664513).

The spelling of 1113331402 in words is "one billion, one hundred thirteen million, three hundred thirty-one thousand, four hundred two".