13801506091 has 2 divisors, whose sum is σ = 13801506092. Its totient is φ = 13801506090.

The previous prime is 13801506079. The next prime is 13801506101. The reversal of 13801506091 is 19060510831.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13801506091 - 2²⁹ = 13264635179 is a prime.

It is not a weakly prime, because it can be changed into another prime (13801506031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6900753045 + 6900753046.

It is an arithmetic number, because the mean of its divisors is an integer number (6900753046).

Almost surely, 2^13801506091 is an apocalyptic number.

13801506091 is a deficient number, since it is larger than the sum of its proper divisors (1).

13801506091 is an equidigital number, since it uses as much as digits as its factorization.

13801506091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6480, while the sum is 34.

The spelling of 13801506091 in words is "thirteen billion, eight hundred one million, five hundred six thousand, ninety-one".