113405252 has 6 divisors (see below), whose sum is σ = 198459198. Its totient is φ = 56702624.

The previous prime is 113405251. The next prime is 113405263. The reversal of 113405252 is 252504311.

It can be written as a sum of positive squares in only one way, i.e., 102738496 + 10666756 = 10136^2 + 3266^2 .

It is not an unprimeable number, because it can be changed into a prime (113405251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14175653 + ... + 14175660.

It is an arithmetic number, because the mean of its divisors is an integer number (33076533).

Almost surely, 2^113405252 is an apocalyptic number.

It is an amenable number.

113405252 is a deficient number, since it is larger than the sum of its proper divisors (85053946).

113405252 is a wasteful number, since it uses less digits than its factorization.

113405252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28351317 (or 28351315 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 113405252 is about 10649.1902039545. The cubic root of 113405252 is about 484.0360661146.

Adding to 113405252 its reverse (252504311), we get a palindrome (365909563).

The spelling of 113405252 in words is "one hundred thirteen million, four hundred five thousand, two hundred fifty-two".