109504159 has 4 divisors (see below), whose sum is σ = 109638360. Its totient is φ = 109369960.

The previous prime is 109504151. The next prime is 109504181. The reversal of 109504159 is 951405901.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 109504159 - 2³ = 109504151 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109504151) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65869 + ... + 67510.

It is an arithmetic number, because the mean of its divisors is an integer number (27409590).

Almost surely, 2^109504159 is an apocalyptic number.

109504159 is a deficient number, since it is larger than the sum of its proper divisors (134201).

109504159 is an equidigital number, since it uses as much as digits as its factorization.

109504159 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134200.

The product of its (nonzero) digits is 8100, while the sum is 34.

The square root of 109504159 is about 10464.4234910481. The cubic root of 109504159 is about 478.4209671887.

The spelling of 109504159 in words is "one hundred nine million, five hundred four thousand, one hundred fifty-nine".