109505057 has 2 divisors, whose sum is σ = 109505058. Its totient is φ = 109505056.

The previous prime is 109505029. The next prime is 109505083. The reversal of 109505057 is 750505901.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 108347281 + 1157776 = 10409^2 + 1076^2 .

It is a cyclic number.

It is not a de Polignac number, because 109505057 - 2¹⁶ = 109439521 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (109505257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54752528 + 54752529.

It is an arithmetic number, because the mean of its divisors is an integer number (54752529).

Almost surely, 2^109505057 is an apocalyptic number.

It is an amenable number.

109505057 is a deficient number, since it is larger than the sum of its proper divisors (1).

109505057 is an equidigital number, since it uses as much as digits as its factorization.

109505057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7875, while the sum is 32.

The square root of 109505057 is about 10464.4663982451. The cubic root of 109505057 is about 478.4222749651.

The spelling of 109505057 in words is "one hundred nine million, five hundred five thousand, fifty-seven".