12452451593 has 2 divisors, whose sum is σ = 12452451594. Its totient is φ = 12452451592.

The previous prime is 12452451589. The next prime is 12452451619. The reversal of 12452451593 is 39515425421.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8744494144 + 3707957449 = 93512^2 + 60893^2 .

It is a cyclic number.

It is not a de Polignac number, because 12452451593 - 2² = 12452451589 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12452451593.

It is not a weakly prime, because it can be changed into another prime (12452451523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6226225796 + 6226225797.

It is an arithmetic number, because the mean of its divisors is an integer number (6226225797).

Almost surely, 2^12452451593 is an apocalyptic number.

It is an amenable number.

12452451593 is a deficient number, since it is larger than the sum of its proper divisors (1).

12452451593 is an equidigital number, since it uses as much as digits as its factorization.

12452451593 is an evil number, because the sum of its binary digits is even.

The product of its digits is 216000, while the sum is 41.

The spelling of 12452451593 in words is "twelve billion, four hundred fifty-two million, four hundred fifty-one thousand, five hundred ninety-three".