7452565451213 has 2 divisors, whose sum is σ = 7452565451214. Its totient is φ = 7452565451212.

The previous prime is 7452565451203. The next prime is 7452565451257. The reversal of 7452565451213 is 3121545652547.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7451251171204 + 1314280009 = 2729698^2 + 36253^2 .

It is a cyclic number.

It is not a de Polignac number, because 7452565451213 - 2⁴ = 7452565451197 is a prime.

It is a super-2 number, since 2×7452565451213² (a number of 27 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7452565451203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3726282725606 + 3726282725607.

It is an arithmetic number, because the mean of its divisors is an integer number (3726282725607).

Almost surely, 2^{7452565451213} is an apocalyptic number.

It is an amenable number.

7452565451213 is a deficient number, since it is larger than the sum of its proper divisors (1).

7452565451213 is an equidigital number, since it uses as much as digits as its factorization.

7452565451213 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5040000, while the sum is 50.

The spelling of 7452565451213 in words is "seven trillion, four hundred fifty-two billion, five hundred sixty-five million, four hundred fifty-one thousand, two hundred thirteen".