109307519999 has 4 divisors (see below), whose sum is σ = 109309707864. Its totient is φ = 109305332136.

The previous prime is 109307519969. The next prime is 109307520031. The reversal of 109307519999 is 999915703901.

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 109307519999 - 2¹² = 109307515903 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 (109307519939) 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, 1017197 + ... + 1119510.

It is an arithmetic number, because the mean of its divisors is an integer number (27327426966).

Almost surely, 2^109307519999 is an apocalyptic number.

109307519999 is a deficient number, since it is larger than the sum of its proper divisors (2187865).

109307519999 is an equidigital number, since it uses as much as digits as its factorization.

109307519999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2187864.

The product of its (nonzero) digits is 6200145, while the sum is 62.

The spelling of 109307519999 in words is "one hundred nine billion, three hundred seven million, five hundred nineteen thousand, nine hundred ninety-nine".