452240023 has 2 divisors, whose sum is σ = 452240024. Its totient is φ = 452240022.

The previous prime is 452239993. The next prime is 452240027. The reversal of 452240023 is 320042254.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 452240023 - 2²¹ = 450142871 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 452239976 and 452240003.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (452240027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 226120011 + 226120012.

It is an arithmetic number, because the mean of its divisors is an integer number (226120012).

Almost surely, 2^452240023 is an apocalyptic number.

452240023 is a deficient number, since it is larger than the sum of its proper divisors (1).

452240023 is an equidigital number, since it uses as much as digits as its factorization.

452240023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1920, while the sum is 22.

The square root of 452240023 is about 21265.9357424027. The cubic root of 452240023 is about 767.5788474842.

Adding to 452240023 its reverse (320042254), we get a palindrome (772282277).

The spelling of 452240023 in words is "four hundred fifty-two million, two hundred forty thousand, twenty-three".