13201431511 has 2 divisors, whose sum is σ = 13201431512. Its totient is φ = 13201431510.

The previous prime is 13201431431. The next prime is 13201431517. The reversal of 13201431511 is 11513410231.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (11513410231) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13201431511 - 2³³ = 4611496919 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13201431517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6600715755 + 6600715756.

It is an arithmetic number, because the mean of its divisors is an integer number (6600715756).

Almost surely, 2^13201431511 is an apocalyptic number.

13201431511 is a deficient number, since it is larger than the sum of its proper divisors (1).

13201431511 is an equidigital number, since it uses as much as digits as its factorization.

13201431511 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 360, while the sum is 22.

Adding to 13201431511 its reverse (11513410231), we get a palindrome (24714841742).

The spelling of 13201431511 in words is "thirteen billion, two hundred one million, four hundred thirty-one thousand, five hundred eleven".