109391990359 has 2 divisors, whose sum is σ = 109391990360. Its totient is φ = 109391990358.

The previous prime is 109391990347. The next prime is 109391990369. The reversal of 109391990359 is 953099193901.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 109391990359 - 2⁷ = 109391990231 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (109391990369) 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, 54695995179 + 54695995180.

It is an arithmetic number, because the mean of its divisors is an integer number (54695995180).

Almost surely, 2^109391990359 is an apocalyptic number.

109391990359 is a deficient number, since it is larger than the sum of its proper divisors (1).

109391990359 is an equidigital number, since it uses as much as digits as its factorization.

109391990359 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2657205, while the sum is 58.

The spelling of 109391990359 in words is "one hundred nine billion, three hundred ninety-one million, nine hundred ninety thousand, three hundred fifty-nine".