452665979 has 2 divisors, whose sum is σ = 452665980. Its totient is φ = 452665978.

The previous prime is 452665949. The next prime is 452666033. The reversal of 452665979 is 979566254.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 452665979 - 2¹² = 452661883 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 452665979.

It is not a weakly prime, because it can be changed into another prime (452665949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 226332989 + 226332990.

It is an arithmetic number, because the mean of its divisors is an integer number (226332990).

Almost surely, 2^452665979 is an apocalyptic number.

452665979 is a deficient number, since it is larger than the sum of its proper divisors (1).

452665979 is an equidigital number, since it uses as much as digits as its factorization.

452665979 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4082400, while the sum is 53.

The square root of 452665979 is about 21275.9483689917. The cubic root of 452665979 is about 767.8197610123.

The spelling of 452665979 in words is "four hundred fifty-two million, six hundred sixty-five thousand, nine hundred seventy-nine".