653225723 has 2 divisors, whose sum is σ = 653225724. Its totient is φ = 653225722.

The previous prime is 653225669. The next prime is 653225753. The reversal of 653225723 is 327522356.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 653225723 - 2⁸ = 653225467 is a prime.

It is not a weakly prime, because it can be changed into another prime (653225753) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 326612861 + 326612862.

It is an arithmetic number, because the mean of its divisors is an integer number (326612862).

Almost surely, 2^653225723 is an apocalyptic number.

653225723 is a deficient number, since it is larger than the sum of its proper divisors (1).

653225723 is an equidigital number, since it uses as much as digits as its factorization.

653225723 is an evil number, because the sum of its binary digits is even.

The product of its digits is 75600, while the sum is 35.

The square root of 653225723 is about 25558.2809085431. The cubic root of 653225723 is about 867.6696888363.

The spelling of 653225723 in words is "six hundred fifty-three million, two hundred twenty-five thousand, seven hundred twenty-three".