15325223 has 2 divisors, whose sum is σ = 15325224. Its totient is φ = 15325222.

The previous prime is 15325207. The next prime is 15325237. The reversal of 15325223 is 32252351.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 15325223 - 2⁴ = 15325207 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (15324223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7662611 + 7662612.

It is an arithmetic number, because the mean of its divisors is an integer number (7662612).

Almost surely, 2^15325223 is an apocalyptic number.

15325223 is a deficient number, since it is larger than the sum of its proper divisors (1).

15325223 is an equidigital number, since it uses as much as digits as its factorization.

15325223 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1800, while the sum is 23.

The square root of 15325223 is about 3914.7443083808. The cubic root of 15325223 is about 248.3908541540.

Adding to 15325223 its reverse (32252351), we get a palindrome (47577574).

The spelling of 15325223 in words is "fifteen million, three hundred twenty-five thousand, two hundred twenty-three".