109156307 has 4 divisors (see below), whose sum is σ = 117552960. Its totient is φ = 100759656.

The previous prime is 109156277. The next prime is 109156339. The reversal of 109156307 is 703651901.

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 109156307 - 2⁸ = 109156051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (109156807) 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, 4198307 + ... + 4198332.

It is an arithmetic number, because the mean of its divisors is an integer number (29388240).

Almost surely, 2^109156307 is an apocalyptic number.

109156307 is a deficient number, since it is larger than the sum of its proper divisors (8396653).

109156307 is an equidigital number, since it uses as much as digits as its factorization.

109156307 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8396652.

The product of its (nonzero) digits is 5670, while the sum is 32.

The square root of 109156307 is about 10447.7895748335. The cubic root of 109156307 is about 477.9138442317.

The spelling of 109156307 in words is "one hundred nine million, one hundred fifty-six thousand, three hundred seven".