109413893389 has 2 divisors, whose sum is σ = 109413893390. Its totient is φ = 109413893388.

The previous prime is 109413893387. The next prime is 109413893401. The reversal of 109413893389 is 983398314901.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 58919309289 + 50494584100 = 242733^2 + 224710^2 .

It is a cyclic number.

It is not a de Polignac number, because 109413893389 - 2¹ = 109413893387 is a prime.

Together with 109413893387, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (109413893387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54706946694 + 54706946695.

It is an arithmetic number, because the mean of its divisors is an integer number (54706946695).

Almost surely, 2^109413893389 is an apocalyptic number.

It is an amenable number.

109413893389 is a deficient number, since it is larger than the sum of its proper divisors (1).

109413893389 is an equidigital number, since it uses as much as digits as its factorization.

109413893389 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5038848, while the sum is 58.

The spelling of 109413893389 in words is "one hundred nine billion, four hundred thirteen million, eight hundred ninety-three thousand, three hundred eighty-nine".