113957550 has 192 divisors, whose sum is σ = 371404800. Its totient is φ = 25142400.

The previous prime is 113957527. The next prime is 113957603. The reversal of 113957550 is 55759311.

113957550 is a `hidden beast` number, since 1 + 1 + 39 + 575 + 50 = 666.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 292756 + ... + 293144.

It is an arithmetic number, because the mean of its divisors is an integer number (1934400).

Almost surely, 2^113957550 is an apocalyptic number.

113957550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 113957550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (185702400).

113957550 is an abundant number, since it is smaller than the sum of its proper divisors (257447250).

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

113957550 is a wasteful number, since it uses less digits than its factorization.

113957550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 448 (or 437 counting only the distinct ones).

The product of its (nonzero) digits is 23625, while the sum is 36.

The square root of 113957550 is about 10675.0901635537. The cubic root of 113957550 is about 484.8205663513.

The spelling of 113957550 in words is "one hundred thirteen million, nine hundred fifty-seven thousand, five hundred fifty".