13164531547 has 2 divisors, whose sum is σ = 13164531548. Its totient is φ = 13164531546.

The previous prime is 13164531529. The next prime is 13164531563. The reversal of 13164531547 is 74513546131.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13164531547 - 2²³ = 13156142939 is a prime.

It is not a weakly prime, because it can be changed into another prime (13168531547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6582265773 + 6582265774.

It is an arithmetic number, because the mean of its divisors is an integer number (6582265774).

Almost surely, 2^13164531547 is an apocalyptic number.

13164531547 is a deficient number, since it is larger than the sum of its proper divisors (1).

13164531547 is an equidigital number, since it uses as much as digits as its factorization.

13164531547 is an evil number, because the sum of its binary digits is even.

The product of its digits is 151200, while the sum is 40.

The spelling of 13164531547 in words is "thirteen billion, one hundred sixty-four million, five hundred thirty-one thousand, five hundred forty-seven".