109012737 has 4 divisors (see below), whose sum is σ = 145350320. Its totient is φ = 72675156.

The previous prime is 109012733. The next prime is 109012751. The reversal of 109012737 is 737210901.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 109012737 - 2² = 109012733 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (109012733) 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, 18168787 + ... + 18168792.

It is an arithmetic number, because the mean of its divisors is an integer number (36337580).

Almost surely, 2^109012737 is an apocalyptic number.

It is an amenable number.

109012737 is a deficient number, since it is larger than the sum of its proper divisors (36337583).

109012737 is an equidigital number, since it uses as much as digits as its factorization.

109012737 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36337582.

The product of its (nonzero) digits is 2646, while the sum is 30.

The square root of 109012737 is about 10440.9164827615. The cubic root of 109012737 is about 477.7042237449.

The spelling of 109012737 in words is "one hundred nine million, twelve thousand, seven hundred thirty-seven".