13452625469 has 2 divisors, whose sum is σ = 13452625470. Its totient is φ = 13452625468.

The previous prime is 13452625393. The next prime is 13452625471. The reversal of 13452625469 is 96452625431.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8055960025 + 5396665444 = 89755^2 + 73462^2 .

It is a cyclic number.

It is not a de Polignac number, because 13452625469 - 2⁸ = 13452625213 is a prime.

It is a super-2 number, since 2×13452625469² (a number of 21 digits) contains 22 as substring.

Together with 13452625471, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13452625969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6726312734 + 6726312735.

It is an arithmetic number, because the mean of its divisors is an integer number (6726312735).

Almost surely, 2^13452625469 is an apocalyptic number.

It is an amenable number.

13452625469 is a deficient number, since it is larger than the sum of its proper divisors (1).

13452625469 is an equidigital number, since it uses as much as digits as its factorization.

13452625469 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1555200, while the sum is 47.

The spelling of 13452625469 in words is "thirteen billion, four hundred fifty-two million, six hundred twenty-five thousand, four hundred sixty-nine".