109739159 has 4 divisors (see below), whose sum is σ = 110710416. Its totient is φ = 108767904.

The previous prime is 109739153. The next prime is 109739173. The reversal of 109739159 is 951937901.

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 109739159 - 2⁴ = 109739143 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 (109739153) 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, 485459 + ... + 485684.

It is an arithmetic number, because the mean of its divisors is an integer number (27677604).

Almost surely, 2^109739159 is an apocalyptic number.

109739159 is a deficient number, since it is larger than the sum of its proper divisors (971257).

109739159 is an equidigital number, since it uses as much as digits as its factorization.

109739159 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 971256.

The product of its (nonzero) digits is 76545, while the sum is 44.

The square root of 109739159 is about 10475.6459944005. The cubic root of 109739159 is about 478.7629590622.

The spelling of 109739159 in words is "one hundred nine million, seven hundred thirty-nine thousand, one hundred fifty-nine".