13531622613031 has 2 divisors, whose sum is σ = 13531622613032. Its totient is φ = 13531622613030.

The previous prime is 13531622612933. The next prime is 13531622613101. The reversal of 13531622613031 is 13031622613531.

It is a strong prime.

It is an emirp because it is prime and its reverse (13031622613531) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13531622613031 is a prime.

It is a super-2 number, since 2×13531622613031² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13531622013031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6765811306515 + 6765811306516.

It is an arithmetic number, because the mean of its divisors is an integer number (6765811306516).

Almost surely, 2^{13531622613031} is an apocalyptic number.

13531622613031 is a deficient number, since it is larger than the sum of its proper divisors (1).

13531622613031 is an equidigital number, since it uses as much as digits as its factorization.

13531622613031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 58320, while the sum is 37.

The spelling of 13531622613031 in words is "thirteen trillion, five hundred thirty-one billion, six hundred twenty-two million, six hundred thirteen thousand, thirty-one".