13291920143 has 2 divisors, whose sum is σ = 13291920144. Its totient is φ = 13291920142.

The previous prime is 13291920139. The next prime is 13291920157. The reversal of 13291920143 is 34102919231.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13291920143 - 2² = 13291920139 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13291926143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6645960071 + 6645960072.

It is an arithmetic number, because the mean of its divisors is an integer number (6645960072).

Almost surely, 2^13291920143 is an apocalyptic number.

13291920143 is a deficient number, since it is larger than the sum of its proper divisors (1).

13291920143 is an equidigital number, since it uses as much as digits as its factorization.

13291920143 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11664, while the sum is 35.

The spelling of 13291920143 in words is "thirteen billion, two hundred ninety-one million, nine hundred twenty thousand, one hundred forty-three".