1113358138 has 16 divisors (see below), whose sum is σ = 1690211880. Its totient is φ = 549964800.

The previous prime is 1113358133. The next prime is 1113358159. The reversal of 1113358138 is 8318533111.

It can be written as a sum of positive squares in 4 ways, for example, as 536061409 + 577296729 = 23153^2 + 24027^2 .

It is not an unprimeable number, because it can be changed into a prime (1113358133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 329578 + ... + 332938.

Almost surely, 2^1113358138 is an apocalyptic number.

1113358138 is a deficient number, since it is larger than the sum of its proper divisors (576853742).

1113358138 is a wasteful number, since it uses less digits than its factorization.

1113358138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5313.

The product of its digits is 8640, while the sum is 34.

The square root of 1113358138 is about 33367.0217130627. The cubic root of 1113358138 is about 1036.4419020139.

The spelling of 1113358138 in words is "one billion, one hundred thirteen million, three hundred fifty-eight thousand, one hundred thirty-eight".