1113137018 has 24 divisors (see below), whose sum is σ = 1966910400. Its totient is φ = 471016728.

The previous prime is 1113137017. The next prime is 1113137063. The reversal of 1113137018 is 8107313111.

It is not an unprimeable number, because it can be changed into a prime (1113137017) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 64148 + ... + 79631.

It is an arithmetic number, because the mean of its divisors is an integer number (81954600).

Almost surely, 2^1113137018 is an apocalyptic number.

1113137018 is a deficient number, since it is larger than the sum of its proper divisors (853773382).

1113137018 is a wasteful number, since it uses less digits than its factorization.

1113137018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143874 (or 143867 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 26.

The square root of 1113137018 is about 33363.7080972724. The cubic root of 1113137018 is about 1036.3732828220.

The spelling of 1113137018 in words is "one billion, one hundred thirteen million, one hundred thirty-seven thousand, eighteen".