13552394591 has 2 divisors, whose sum is σ = 13552394592. Its totient is φ = 13552394590.

The previous prime is 13552394561. The next prime is 13552394671. The reversal of 13552394591 is 19549325531.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13552394591 - 2¹⁴ = 13552378207 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13552394561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6776197295 + 6776197296.

It is an arithmetic number, because the mean of its divisors is an integer number (6776197296).

Almost surely, 2^13552394591 is an apocalyptic number.

13552394591 is a deficient number, since it is larger than the sum of its proper divisors (1).

13552394591 is an equidigital number, since it uses as much as digits as its factorization.

13552394591 is an evil number, because the sum of its binary digits is even.

The product of its digits is 729000, while the sum is 47.

The spelling of 13552394591 in words is "thirteen billion, five hundred fifty-two million, three hundred ninety-four thousand, five hundred ninety-one".