452915993 has 2 divisors, whose sum is σ = 452915994. Its totient is φ = 452915992.

The previous prime is 452915987. The next prime is 452916019. The reversal of 452915993 is 399519254.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 389983504 + 62932489 = 19748^2 + 7933^2 .

It is a cyclic number.

It is not a de Polignac number, because 452915993 - 2¹⁴ = 452899609 is a prime.

It is not a weakly prime, because it can be changed into another prime (452915963) 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, 226457996 + 226457997.

It is an arithmetic number, because the mean of its divisors is an integer number (226457997).

Almost surely, 2^452915993 is an apocalyptic number.

It is an amenable number.

452915993 is a deficient number, since it is larger than the sum of its proper divisors (1).

452915993 is an equidigital number, since it uses as much as digits as its factorization.

452915993 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 437400, while the sum is 47.

The square root of 452915993 is about 21281.8230657056. The cubic root of 452915993 is about 767.9610943336.

The spelling of 452915993 in words is "four hundred fifty-two million, nine hundred fifteen thousand, nine hundred ninety-three".