15045122 has 8 divisors (see below), whose sum is σ = 22685196. Its totient is φ = 7483392.

The previous prime is 15045103. The next prime is 15045139. The reversal of 15045122 is 22154051.

It can be written as a sum of positive squares in 2 ways, for example, as 12737761 + 2307361 = 3569^2 + 1519^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 15045094 and 15045103.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19103 + ... + 19874.

Almost surely, 2^15045122 is an apocalyptic number.

15045122 is a deficient number, since it is larger than the sum of its proper divisors (7640074).

15045122 is a wasteful number, since it uses less digits than its factorization.

15045122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39172.

The product of its (nonzero) digits is 400, while the sum is 20.

The square root of 15045122 is about 3878.8041971721. The cubic root of 15045122 is about 246.8682497113.

Adding to 15045122 its reverse (22154051), we get a palindrome (37199173).

The spelling of 15045122 in words is "fifteen million, forty-five thousand, one hundred twenty-two".