109192705429 has 2 divisors, whose sum is σ = 109192705430. Its totient is φ = 109192705428.

The previous prime is 109192705399. The next prime is 109192705441. The reversal of 109192705429 is 924507291901.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 55838635204 + 53354070225 = 236302^2 + 230985^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-109192705429 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (109192705829) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54596352714 + 54596352715.

It is an arithmetic number, because the mean of its divisors is an integer number (54596352715).

Almost surely, 2^109192705429 is an apocalyptic number.

It is an amenable number.

109192705429 is a deficient number, since it is larger than the sum of its proper divisors (1).

109192705429 is an equidigital number, since it uses as much as digits as its factorization.

109192705429 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 408240, while the sum is 49.

The spelling of 109192705429 in words is "one hundred nine billion, one hundred ninety-two million, seven hundred five thousand, four hundred twenty-nine".