1113887502 has 144 divisors (see below), whose sum is σ = 3183158160. Its totient is φ = 278256384.

The previous prime is 1113887501. The next prime is 1113887503. The reversal of 1113887502 is 2057883111.

1113887502 is a `hidden beast` number, since 11 + 138 + 8 + 7 + 502 = 666.

It is an interprime number because it is at equal distance from previous prime (1113887501) and next prime (1113887503).

It is a super-2 number, since 2×1113887502² = 2481490734223600008, which contains 22 as substring.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1113887501) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 215298 + ... + 220410.

It is an arithmetic number, because the mean of its divisors is an integer number (22105265).

Almost surely, 2^1113887502 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1113887502, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1591579080).

1113887502 is an abundant number, since it is smaller than the sum of its proper divisors (2069270658).

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

1113887502 is a wasteful number, since it uses less digits than its factorization.

1113887502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5167 (or 5157 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 36.

The square root of 1113887502 is about 33374.9532134504. The cubic root of 1113887502 is about 1036.6061403003.

The spelling of 1113887502 in words is "one billion, one hundred thirteen million, eight hundred eighty-seven thousand, five hundred two".