14725531549 has 2 divisors, whose sum is σ = 14725531550. Its totient is φ = 14725531548.

The previous prime is 14725531547. The next prime is 14725531567. The reversal of 14725531549 is 94513552741.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13872599524 + 852932025 = 117782^2 + 29205^2 .

It is a cyclic number.

It is not a de Polignac number, because 14725531549 - 2¹ = 14725531547 is a prime.

Together with 14725531547, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 14725531499 and 14725531508.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14725531547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7362765774 + 7362765775.

It is an arithmetic number, because the mean of its divisors is an integer number (7362765775).

Almost surely, 2^14725531549 is an apocalyptic number.

It is an amenable number.

14725531549 is a deficient number, since it is larger than the sum of its proper divisors (1).

14725531549 is an equidigital number, since it uses as much as digits as its factorization.

14725531549 is an evil number, because the sum of its binary digits is even.

The product of its digits is 756000, while the sum is 46.

The spelling of 14725531549 in words is "fourteen billion, seven hundred twenty-five million, five hundred thirty-one thousand, five hundred forty-nine".