113130401 has 4 divisors (see below), whose sum is σ = 113539092. Its totient is φ = 112721712.

The previous prime is 113130397. The next prime is 113130431. The reversal of 113130401 is 104031311.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 73942801 + 39187600 = 8599^2 + 6260^2 .

It is a cyclic number.

It is not a de Polignac number, because 113130401 - 2² = 113130397 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113130431) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 203930 + ... + 204483.

It is an arithmetic number, because the mean of its divisors is an integer number (28384773).

Almost surely, 2^113130401 is an apocalyptic number.

It is an amenable number.

113130401 is a deficient number, since it is larger than the sum of its proper divisors (408691).

113130401 is an equidigital number, since it uses as much as digits as its factorization.

113130401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 408690.

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 113130401 is about 10636.2775913381. The cubic root of 113130401 is about 483.6447102853.

Adding to 113130401 its reverse (104031311), we get a palindrome (217161712).

The spelling of 113130401 in words is "one hundred thirteen million, one hundred thirty thousand, four hundred one".