15134225 has 6 divisors (see below), whose sum is σ = 18766470. Its totient is φ = 12107360.

The previous prime is 15134219. The next prime is 15134239. The reversal of 15134225 is 52243151.

It can be written as a sum of positive squares in 3 ways, for example, as 2289169 + 12845056 = 1513^2 + 3584^2 .

It is not a de Polignac number, because 15134225 - 2²⁰ = 14085649 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 15134225.

It is an unprimeable number.

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 in 5 ways as a sum of consecutive naturals, for example, 302660 + ... + 302709.

It is an arithmetic number, because the mean of its divisors is an integer number (3127745).

Almost surely, 2^15134225 is an apocalyptic number.

It is an amenable number.

15134225 is a deficient number, since it is larger than the sum of its proper divisors (3632245).

15134225 is an equidigital number, since it uses as much as digits as its factorization.

15134225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 605379 (or 605374 counting only the distinct ones).

The product of its digits is 1200, while the sum is 23.

The square root of 15134225 is about 3890.2731266583. The cubic root of 15134225 is about 247.3546403536.

Adding to 15134225 its reverse (52243151), we get a palindrome (67377376).

The spelling of 15134225 in words is "fifteen million, one hundred thirty-four thousand, two hundred twenty-five".