109405577 has 2 divisors, whose sum is σ = 109405578. Its totient is φ = 109405576.

The previous prime is 109405561. The next prime is 109405619. The reversal of 109405577 is 775504901.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 70829056 + 38576521 = 8416^2 + 6211^2 .

It is a cyclic number.

It is not a de Polignac number, because 109405577 - 2⁴ = 109405561 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 109405577.

It is not a weakly prime, because it can be changed into another prime (109405277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54702788 + 54702789.

It is an arithmetic number, because the mean of its divisors is an integer number (54702789).

Almost surely, 2^109405577 is an apocalyptic number.

It is an amenable number.

109405577 is a deficient number, since it is larger than the sum of its proper divisors (1).

109405577 is an equidigital number, since it uses as much as digits as its factorization.

109405577 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 44100, while the sum is 38.

The square root of 109405577 is about 10459.7120897279. The cubic root of 109405577 is about 478.2773566432.

The spelling of 109405577 in words is "one hundred nine million, four hundred five thousand, five hundred seventy-seven".