111944474 has 4 divisors (see below), whose sum is σ = 167916714. Its totient is φ = 55972236.

The previous prime is 111944453. The next prime is 111944479. The reversal of 111944474 is 474449111.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 97160449 + 14784025 = 9857^2 + 3845^2 .

It is not an unprimeable number, because it can be changed into a prime (111944479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27986117 + ... + 27986120.

Almost surely, 2^111944474 is an apocalyptic number.

111944474 is a deficient number, since it is larger than the sum of its proper divisors (55972240).

111944474 is an equidigital number, since it uses as much as digits as its factorization.

111944474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55972239.

The product of its digits is 16128, while the sum is 35.

The square root of 111944474 is about 10580.3815621177. The cubic root of 111944474 is about 481.9487815964.

The spelling of 111944474 in words is "one hundred eleven million, nine hundred forty-four thousand, four hundred seventy-four".