109974573 has 18 divisors (see below), whose sum is σ = 161128266. Its totient is φ = 72280512.

The previous prime is 109974563. The next prime is 109974589. The reversal of 109974573 is 375479901.

109974573 is a `hidden beast` number, since 1 + 0 + 9 + 9 + 74 + 573 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 13089924 + 96884649 = 3618^2 + 9843^2 .

It is not a de Polignac number, because 109974573 - 2⁶ = 109974509 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109974563) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 46815 + ... + 49107.

Almost surely, 2^109974573 is an apocalyptic number.

It is an amenable number.

109974573 is a deficient number, since it is larger than the sum of its proper divisors (51153693).

109974573 is an equidigital number, since it uses as much as digits as its factorization.

109974573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2445 (or 2369 counting only the distinct ones).

The product of its (nonzero) digits is 238140, while the sum is 45.

The square root of 109974573 is about 10486.8762269801. The cubic root of 109974573 is about 479.1050642453.

The spelling of 109974573 in words is "one hundred nine million, nine hundred seventy-four thousand, five hundred seventy-three".