113431412 has 48 divisors (see below), whose sum is σ = 220041360. Its totient is φ = 50921472.

The previous prime is 113431399. The next prime is 113431427. The reversal of 113431412 is 214134311.

It can be written as a sum of positive squares in 8 ways, for example, as 4145296 + 109286116 = 2036^2 + 10454^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 190988 + ... + 191580.

It is an arithmetic number, because the mean of its divisors is an integer number (4584195).

Almost surely, 2^113431412 is an apocalyptic number.

It is an amenable number.

113431412 is a deficient number, since it is larger than the sum of its proper divisors (106609948).

113431412 is a wasteful number, since it uses less digits than its factorization.

113431412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 740 (or 738 counting only the distinct ones).

The product of its digits is 288, while the sum is 20.

The square root of 113431412 is about 10650.4183955373. The cubic root of 113431412 is about 484.0732819394.

Adding to 113431412 its reverse (214134311), we get a palindrome (327565723).

The spelling of 113431412 in words is "one hundred thirteen million, four hundred thirty-one thousand, four hundred twelve".