451025723 has 2 divisors, whose sum is σ = 451025724. Its totient is φ = 451025722.

The previous prime is 451025717. The next prime is 451025747. The reversal of 451025723 is 327520154.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 451025723 - 2⁸ = 451025467 is a prime.

It is not a weakly prime, because it can be changed into another prime (451025713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 225512861 + 225512862.

It is an arithmetic number, because the mean of its divisors is an integer number (225512862).

Almost surely, 2^451025723 is an apocalyptic number.

451025723 is a deficient number, since it is larger than the sum of its proper divisors (1).

451025723 is an equidigital number, since it uses as much as digits as its factorization.

451025723 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8400, while the sum is 29.

The square root of 451025723 is about 21237.3661973419. The cubic root of 451025723 is about 766.8912285048.

Adding to 451025723 its reverse (327520154), we get a palindrome (778545877).

The spelling of 451025723 in words is "four hundred fifty-one million, twenty-five thousand, seven hundred twenty-three".