13451634211 has 2 divisors, whose sum is σ = 13451634212. Its totient is φ = 13451634210.

The previous prime is 13451634187. The next prime is 13451634221. The reversal of 13451634211 is 11243615431.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13451634211 - 2¹¹ = 13451632163 is a prime.

It is not a weakly prime, because it can be changed into another prime (13451634221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6725817105 + 6725817106.

It is an arithmetic number, because the mean of its divisors is an integer number (6725817106).

Almost surely, 2^13451634211 is an apocalyptic number.

13451634211 is a deficient number, since it is larger than the sum of its proper divisors (1).

13451634211 is an equidigital number, since it uses as much as digits as its factorization.

13451634211 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8640, while the sum is 31.

The spelling of 13451634211 in words is "thirteen billion, four hundred fifty-one million, six hundred thirty-four thousand, two hundred eleven".