111913713 has 12 divisors (see below), whose sum is σ = 161825040. Its totient is φ = 74529816.

The previous prime is 111913709. The next prime is 111913729. The reversal of 111913713 is 317319111.

It is not a de Polignac number, because 111913713 - 2² = 111913709 is a prime.

It is a super-4 number, since 4×111913713⁴ (a number of 33 digits) contains 4444 as substring.

It is not an unprimeable number, because it can be changed into a prime (111913733) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3070 + ... + 15272.

It is an arithmetic number, because the mean of its divisors is an integer number (13485420).

Almost surely, 2^111913713 is an apocalyptic number.

It is an amenable number.

111913713 is a deficient number, since it is larger than the sum of its proper divisors (49911327).

111913713 is a wasteful number, since it uses less digits than its factorization.

111913713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13228 (or 13225 counting only the distinct ones).

The product of its digits is 567, while the sum is 27.

The square root of 111913713 is about 10578.9277812073. The cubic root of 111913713 is about 481.9046329690.

The spelling of 111913713 in words is "one hundred eleven million, nine hundred thirteen thousand, seven hundred thirteen".