15052447 has 2 divisors, whose sum is σ = 15052448. Its totient is φ = 15052446.

The previous prime is 15052417. The next prime is 15052469. The reversal of 15052447 is 74425051.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-15052447 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (15052417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7526223 + 7526224.

It is an arithmetic number, because the mean of its divisors is an integer number (7526224).

Almost surely, 2^15052447 is an apocalyptic number.

15052447 is a deficient number, since it is larger than the sum of its proper divisors (1).

15052447 is an equidigital number, since it uses as much as digits as its factorization.

15052447 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5600, while the sum is 28.

The square root of 15052447 is about 3879.7483165793. The cubic root of 15052447 is about 246.9083073578.

Adding to 15052447 its reverse (74425051), we get a palindrome (89477498).

The spelling of 15052447 in words is "fifteen million, fifty-two thousand, four hundred forty-seven".