1113155502 has 32 divisors (see below), whose sum is σ = 2341509120. Its totient is φ = 352304160.

The previous prime is 1113155497. The next prime is 1113155503. The reversal of 1113155502 is 2055513111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1113155503) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46602 + ... + 66317.

It is an arithmetic number, because the mean of its divisors is an integer number (73172160).

Almost surely, 2^1113155502 is an apocalyptic number.

1113155502 is an abundant number, since it is smaller than the sum of its proper divisors (1228353618).

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

1113155502 is a wasteful number, since it uses less digits than its factorization.

1113155502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113008.

The product of its (nonzero) digits is 750, while the sum is 24.

The square root of 1113155502 is about 33363.9851037013. The cubic root of 1113155502 is about 1036.3790192280.

Adding to 1113155502 its reverse (2055513111), we get a palindrome (3168668613).

The spelling of 1113155502 in words is "one billion, one hundred thirteen million, one hundred fifty-five thousand, five hundred two".