113142250 has 64 divisors (see below), whose sum is σ = 235662336. Its totient is φ = 40392000.

The previous prime is 113142233. The next prime is 113142257. The reversal of 113142250 is 52241311.

It is not an unprimeable number, because it can be changed into a prime (113142257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 100189 + ... + 101311.

It is an arithmetic number, because the mean of its divisors is an integer number (3682224).

Almost surely, 2^113142250 is an apocalyptic number.

113142250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

113142250 is an abundant number, since it is smaller than the sum of its proper divisors (122520086).

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

113142250 is a wasteful number, since it uses less digits than its factorization.

113142250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1184 (or 1174 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 113142250 is about 10636.8345855334. The cubic root of 113142250 is about 483.6615949483.

Adding to 113142250 its reverse (52241311), we get a palindrome (165383561).

The spelling of 113142250 in words is "one hundred thirteen million, one hundred forty-two thousand, two hundred fifty".