113133501 has 18 divisors (see below), whose sum is σ = 176954778. Its totient is φ = 69619680.

The previous prime is 113133499. The next prime is 113133529. The reversal of 113133501 is 105331311.

113133501 is a `hidden beast` number, since 1 + 1 + 313 + 350 + 1 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 30276 + 113103225 = 174^2 + 10635^2 .

It is not a de Polignac number, because 113133501 - 2¹ = 113133499 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113133571) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 35670 + ... + 38711.

It is an arithmetic number, because the mean of its divisors is an integer number (9830821).

Almost surely, 2^113133501 is an apocalyptic number.

It is an amenable number.

113133501 is a deficient number, since it is larger than the sum of its proper divisors (63821277).

113133501 is a wasteful number, since it uses less digits than its factorization.

113133501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74413 (or 74397 counting only the distinct ones).

The product of its (nonzero) digits is 135, while the sum is 18.

The square root of 113133501 is about 10636.4233180144. The cubic root of 113133501 is about 483.6491278568.

Adding to 113133501 its reverse (105331311), we get a palindrome (218464812).

The spelling of 113133501 in words is "one hundred thirteen million, one hundred thirty-three thousand, five hundred one".