113135550 has 48 divisors (see below), whose sum is σ = 306087552. Its totient is φ = 27426400.

The previous prime is 113135531. The next prime is 113135567. The reversal of 113135550 is 55531311.

It is a self number, because there is not a number n which added to its sum of digits gives 113135550.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 32634 + ... + 35933.

It is an arithmetic number, because the mean of its divisors is an integer number (6376824).

Almost surely, 2^113135550 is an apocalyptic number.

113135550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

113135550 is an abundant number, since it is smaller than the sum of its proper divisors (192952002).

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

113135550 is a wasteful number, since it uses less digits than its factorization.

113135550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68593 (or 68588 counting only the distinct ones).

The product of its (nonzero) digits is 1125, while the sum is 24.

The square root of 113135550 is about 10636.5196375506. The cubic root of 113135550 is about 483.6520476847.

Adding to 113135550 its reverse (55531311), we get a palindrome (168666861).

The spelling of 113135550 in words is "one hundred thirteen million, one hundred thirty-five thousand, five hundred fifty".