113129052 has 12 divisors (see below), whose sum is σ = 263967816. Its totient is φ = 37709680.

The previous prime is 113129041. The next prime is 113129053. The reversal of 113129052 is 250921311.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113129053) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4713699 + ... + 4713722.

It is an arithmetic number, because the mean of its divisors is an integer number (21997318).

Almost surely, 2^113129052 is an apocalyptic number.

113129052 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

113129052 is an abundant number, since it is smaller than the sum of its proper divisors (150838764).

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

113129052 is a wasteful number, since it uses less digits than its factorization.

113129052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9427428 (or 9427426 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 24.

The square root of 113129052 is about 10636.2141761061. The cubic root of 113129052 is about 483.6427879039.

The spelling of 113129052 in words is "one hundred thirteen million, one hundred twenty-nine thousand, fifty-two".