452021473 has 2 divisors, whose sum is σ = 452021474. Its totient is φ = 452021472.

The previous prime is 452021389. The next prime is 452021491. The reversal of 452021473 is 374120254.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 339406929 + 112614544 = 18423^2 + 10612^2 .

It is a cyclic number.

It is not a de Polignac number, because 452021473 - 2¹³ = 452013281 is a prime.

It is not a weakly prime, because it can be changed into another prime (452024473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 226010736 + 226010737.

It is an arithmetic number, because the mean of its divisors is an integer number (226010737).

Almost surely, 2^452021473 is an apocalyptic number.

It is an amenable number.

452021473 is a deficient number, since it is larger than the sum of its proper divisors (1).

452021473 is an equidigital number, since it uses as much as digits as its factorization.

452021473 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6720, while the sum is 28.

The square root of 452021473 is about 21260.7966219519. The cubic root of 452021473 is about 767.4551805677.

The spelling of 452021473 in words is "four hundred fifty-two million, twenty-one thousand, four hundred seventy-three".