715454839453 has 2 divisors, whose sum is σ = 715454839454. Its totient is φ = 715454839452.

The previous prime is 715454839403. The next prime is 715454839487. The reversal of 715454839453 is 354938454517.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 512502787449 + 202952052004 = 715893^2 + 450502^2 .

It is a cyclic number.

It is not a de Polignac number, because 715454839453 - 2¹³ = 715454831261 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (715454839403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 357727419726 + 357727419727.

It is an arithmetic number, because the mean of its divisors is an integer number (357727419727).

Almost surely, 2^715454839453 is an apocalyptic number.

It is an amenable number.

715454839453 is a deficient number, since it is larger than the sum of its proper divisors (1).

715454839453 is an equidigital number, since it uses as much as digits as its factorization.

715454839453 is an evil number, because the sum of its binary digits is even.

The product of its digits is 36288000, while the sum is 58.

The spelling of 715454839453 in words is "seven hundred fifteen billion, four hundred fifty-four million, eight hundred thirty-nine thousand, four hundred fifty-three".