452517493 has 2 divisors, whose sum is σ = 452517494. Its totient is φ = 452517492.

The previous prime is 452517491. The next prime is 452517517. The reversal of 452517493 is 394715254.

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., 370832049 + 81685444 = 19257^2 + 9038^2 .

It is a cyclic number.

It is not a de Polignac number, because 452517493 - 2¹ = 452517491 is a prime.

Together with 452517491, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (452517491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 226258746 + 226258747.

It is an arithmetic number, because the mean of its divisors is an integer number (226258747).

Almost surely, 2^452517493 is an apocalyptic number.

It is an amenable number.

452517493 is a deficient number, since it is larger than the sum of its proper divisors (1).

452517493 is an equidigital number, since it uses as much as digits as its factorization.

452517493 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 151200, while the sum is 40.

The square root of 452517493 is about 21272.4585556066. The cubic root of 452517493 is about 767.7357970015.

The spelling of 452517493 in words is "four hundred fifty-two million, five hundred seventeen thousand, four hundred ninety-three".