113021313 has 8 divisors (see below), whose sum is σ = 150845376. Its totient is φ = 75272400.

The previous prime is 113021309. The next prime is 113021327. The reversal of 113021313 is 313120311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 113021313 - 2² = 113021309 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 113021292 and 113021301.

It is not an unprimeable number, because it can be changed into a prime (113021383) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15178 + ... + 21363.

It is an arithmetic number, because the mean of its divisors is an integer number (18855672).

Almost surely, 2^113021313 is an apocalyptic number.

It is an amenable number.

113021313 is a deficient number, since it is larger than the sum of its proper divisors (37824063).

113021313 is a wasteful number, since it uses less digits than its factorization.

113021313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37575.

The product of its (nonzero) digits is 54, while the sum is 15.

The square root of 113021313 is about 10631.1482446629. The cubic root of 113021313 is about 483.4892059558.

Adding to 113021313 its reverse (313120311), we get a palindrome (426141624).

The spelling of 113021313 in words is "one hundred thirteen million, twenty-one thousand, three hundred thirteen".