109253242 has 12 divisors (see below), whose sum is σ = 190635930. Its totient is φ = 46822776.

The previous prime is 109253231. The next prime is 109253251. The reversal of 109253242 is 242352901.

It can be written as a sum of positive squares in only one way, i.e., 93721761 + 15531481 = 9681^2 + 3941^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 109253242.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 557317 + ... + 557512.

Almost surely, 2^109253242 is an apocalyptic number.

109253242 is a deficient number, since it is larger than the sum of its proper divisors (81382688).

109253242 is a wasteful number, since it uses less digits than its factorization.

109253242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1114845 (or 1114838 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 109253242 is about 10452.4275649248. The cubic root of 109253242 is about 478.0552710024.

The spelling of 109253242 in words is "one hundred nine million, two hundred fifty-three thousand, two hundred forty-two".