111145494 has 16 divisors (see below), whose sum is σ = 222455232. Its totient is φ = 37021128.

The previous prime is 111145483. The next prime is 111145511. The reversal of 111145494 is 494541111.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3057 + ... + 15219.

It is an arithmetic number, because the mean of its divisors is an integer number (13903452).

Almost surely, 2^111145494 is an apocalyptic number.

111145494 is an abundant number, since it is smaller than the sum of its proper divisors (111309738).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111145494 is a wasteful number, since it uses less digits than its factorization.

111145494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13691.

The product of its digits is 2880, while the sum is 30.

The square root of 111145494 is about 10542.5563313648. The cubic root of 111145494 is about 480.7994403617.

The spelling of 111145494 in words is "one hundred eleven million, one hundred forty-five thousand, four hundred ninety-four".