109070911517 has 2 divisors, whose sum is σ = 109070911518. Its totient is φ = 109070911516.

The previous prime is 109070911513. The next prime is 109070911589. The reversal of 109070911517 is 715119070901.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 104599849561 + 4471061956 = 323419^2 + 66866^2 .

It is a cyclic number.

It is not a de Polignac number, because 109070911517 - 2² = 109070911513 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (109070911511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54535455758 + 54535455759.

It is an arithmetic number, because the mean of its divisors is an integer number (54535455759).

Almost surely, 2^109070911517 is an apocalyptic number.

It is an amenable number.

109070911517 is a deficient number, since it is larger than the sum of its proper divisors (1).

109070911517 is an equidigital number, since it uses as much as digits as its factorization.

109070911517 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19845, while the sum is 41.

The spelling of 109070911517 in words is "one hundred nine billion, seventy million, nine hundred eleven thousand, five hundred seventeen".