109201935779 has 2 divisors, whose sum is σ = 109201935780. Its totient is φ = 109201935778.

The previous prime is 109201935763. The next prime is 109201935793. The reversal of 109201935779 is 977539102901.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 109201935779 - 2⁴ = 109201935763 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 109201935779.

It is not a weakly prime, because it can be changed into another prime (109201935749) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54600967889 + 54600967890.

It is an arithmetic number, because the mean of its divisors is an integer number (54600967890).

Almost surely, 2^109201935779 is an apocalyptic number.

109201935779 is a deficient number, since it is larger than the sum of its proper divisors (1).

109201935779 is an equidigital number, since it uses as much as digits as its factorization.

109201935779 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1071630, while the sum is 53.

The spelling of 109201935779 in words is "one hundred nine billion, two hundred one million, nine hundred thirty-five thousand, seven hundred seventy-nine".