113140404 has 108 divisors (see below), whose sum is σ = 322671076. Its totient is φ = 33225984.

The previous prime is 113140399. The next prime is 113140411. The reversal of 113140404 is 404041311.

It can be written as a sum of positive squares in 2 ways, for example, as 57608100 + 55532304 = 7590^2 + 7452^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 247344 + ... + 247800.

Almost surely, 2^113140404 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 113140404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (161335538).

113140404 is an abundant number, since it is smaller than the sum of its proper divisors (209530672).

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

113140404 is a wasteful number, since it uses less digits than its factorization.

113140404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 526 (or 498 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 113140404 is about 10636.7478112438. The cubic root of 113140404 is about 483.6589645011.

Adding to 113140404 its reverse (404041311), we get a palindrome (517181715).

The spelling of 113140404 in words is "one hundred thirteen million, one hundred forty thousand, four hundred four".