109250542 has 4 divisors (see below), whose sum is σ = 163875816. Its totient is φ = 54625270.

The previous prime is 109250539. The next prime is 109250549. The reversal of 109250542 is 245052901.

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

It is a self number, because there is not a number n which added to its sum of digits gives 109250542.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109250549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27312634 + ... + 27312637.

It is an arithmetic number, because the mean of its divisors is an integer number (40968954).

Almost surely, 2^109250542 is an apocalyptic number.

109250542 is a deficient number, since it is larger than the sum of its proper divisors (54625274).

109250542 is an equidigital number, since it uses as much as digits as its factorization.

109250542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54625273.

The product of its (nonzero) digits is 3600, while the sum is 28.

The square root of 109250542 is about 10452.2984075274. The cubic root of 109250542 is about 478.0513328740.

The spelling of 109250542 in words is "one hundred nine million, two hundred fifty thousand, five hundred forty-two".