112945913 has 2 divisors, whose sum is σ = 112945914. Its totient is φ = 112945912.

The previous prime is 112945901. The next prime is 112945997. The reversal of 112945913 is 319549211.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 73908409 + 39037504 = 8597^2 + 6248^2 .

It is a cyclic number.

It is not a de Polignac number, because 112945913 - 2²² = 108751609 is a prime.

It is not a weakly prime, because it can be changed into another prime (112945013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56472956 + 56472957.

It is an arithmetic number, because the mean of its divisors is an integer number (56472957).

Almost surely, 2^112945913 is an apocalyptic number.

It is an amenable number.

112945913 is a deficient number, since it is larger than the sum of its proper divisors (1).

112945913 is an equidigital number, since it uses as much as digits as its factorization.

112945913 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9720, while the sum is 35.

The square root of 112945913 is about 10627.6014697579. The cubic root of 112945913 is about 483.3816651893.

The spelling of 112945913 in words is "one hundred twelve million, nine hundred forty-five thousand, nine hundred thirteen".