13154425187 has 2 divisors, whose sum is σ = 13154425188. Its totient is φ = 13154425186.

The previous prime is 13154425183. The next prime is 13154425231. The reversal of 13154425187 is 78152445131.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13154425187 - 2² = 13154425183 is a prime.

It is not a weakly prime, because it can be changed into another prime (13154425183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6577212593 + 6577212594.

It is an arithmetic number, because the mean of its divisors is an integer number (6577212594).

Almost surely, 2^13154425187 is an apocalyptic number.

13154425187 is a deficient number, since it is larger than the sum of its proper divisors (1).

13154425187 is an equidigital number, since it uses as much as digits as its factorization.

13154425187 is an evil number, because the sum of its binary digits is even.

The product of its digits is 134400, while the sum is 41.

The spelling of 13154425187 in words is "thirteen billion, one hundred fifty-four million, four hundred twenty-five thousand, one hundred eighty-seven".