15228953 has 2 divisors, whose sum is σ = 15228954. Its totient is φ = 15228952.

The previous prime is 15228943. The next prime is 15228959. The reversal of 15228953 is 35982251.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8690704 + 6538249 = 2948^2 + 2557^2 .

It is a cyclic number.

It is not a de Polignac number, because 15228953 - 2¹² = 15224857 is a prime.

It is not a weakly prime, because it can be changed into another prime (15228959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7614476 + 7614477.

It is an arithmetic number, because the mean of its divisors is an integer number (7614477).

Almost surely, 2^15228953 is an apocalyptic number.

It is an amenable number.

15228953 is a deficient number, since it is larger than the sum of its proper divisors (1).

15228953 is an equidigital number, since it uses as much as digits as its factorization.

15228953 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 21600, while the sum is 35.

The square root of 15228953 is about 3902.4291153075. The cubic root of 15228953 is about 247.8696472874.

The spelling of 15228953 in words is "fifteen million, two hundred twenty-eight thousand, nine hundred fifty-three".