111800913417 has 16 divisors (see below), whose sum is σ = 172832330880. Its totient is φ = 71293335696.

The previous prime is 111800913407. The next prime is 111800913461. The reversal of 111800913417 is 714319008111.

It is a de Polignac number, because none of the positive numbers 2^k-111800913417 is a prime.

It is not an unprimeable number, because it can be changed into a prime (111800913407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 90016218 + ... + 90017459.

It is an arithmetic number, because the mean of its divisors is an integer number (10802020680).

Almost surely, 2^111800913417 is an apocalyptic number.

It is an amenable number.

111800913417 is a deficient number, since it is larger than the sum of its proper divisors (61031417463).

111800913417 is a wasteful number, since it uses less digits than its factorization.

111800913417 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180033709 (or 180033703 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 36.

The spelling of 111800913417 in words is "one hundred eleven billion, eight hundred million, nine hundred thirteen thousand, four hundred seventeen".