113142404 has 6 divisors (see below), whose sum is σ = 197999214. Its totient is φ = 56571200.

The previous prime is 113142401. The next prime is 113142433. The reversal of 113142404 is 404241311.

It can be written as a sum of positive squares in only one way, i.e., 100962304 + 12180100 = 10048^2 + 3490^2 .

It is not an unprimeable number, because it can be changed into a prime (113142401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14142797 + ... + 14142804.

It is an arithmetic number, because the mean of its divisors is an integer number (32999869).

Almost surely, 2^113142404 is an apocalyptic number.

It is an amenable number.

113142404 is a deficient number, since it is larger than the sum of its proper divisors (84856810).

113142404 is a wasteful number, since it uses less digits than its factorization.

113142404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28285605 (or 28285603 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 113142404 is about 10636.8418245267. The cubic root of 113142404 is about 483.6618143885.

Adding to 113142404 its reverse (404241311), we get a palindrome (517383715).

The spelling of 113142404 in words is "one hundred thirteen million, one hundred forty-two thousand, four hundred four".