112639313 has 2 divisors, whose sum is σ = 112639314. Its totient is φ = 112639312.

The previous prime is 112639301. The next prime is 112639327. The reversal of 112639313 is 313936211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 104182849 + 8456464 = 10207^2 + 2908^2 .

It is a cyclic number.

It is not a de Polignac number, because 112639313 - 2¹⁴ = 112622929 is a prime.

It is a super-2 number, since 2×112639313² = 25375229666223938, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (112639333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56319656 + 56319657.

It is an arithmetic number, because the mean of its divisors is an integer number (56319657).

Almost surely, 2^112639313 is an apocalyptic number.

It is an amenable number.

112639313 is a deficient number, since it is larger than the sum of its proper divisors (1).

112639313 is an equidigital number, since it uses as much as digits as its factorization.

112639313 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2916, while the sum is 29.

The square root of 112639313 is about 10613.1669637295. The cubic root of 112639313 is about 482.9438771026.

The spelling of 112639313 in words is "one hundred twelve million, six hundred thirty-nine thousand, three hundred thirteen".