15052489 has 2 divisors, whose sum is σ = 15052490. Its totient is φ = 15052488.

The previous prime is 15052469. The next prime is 15052507. The reversal of 15052489 is 98425051.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15015625 + 36864 = 3875^2 + 192^2 .

It is a cyclic number.

It is not a de Polignac number, because 15052489 - 2⁹ = 15051977 is a prime.

It is not a weakly prime, because it can be changed into another prime (15052409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7526244 + 7526245.

It is an arithmetic number, because the mean of its divisors is an integer number (7526245).

Almost surely, 2^15052489 is an apocalyptic number.

It is an amenable number.

15052489 is a deficient number, since it is larger than the sum of its proper divisors (1).

15052489 is an equidigital number, since it uses as much as digits as its factorization.

15052489 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14400, while the sum is 34.

The square root of 15052489 is about 3879.7537292978. The cubic root of 15052489 is about 246.9085370024.

The spelling of 15052489 in words is "fifteen million, fifty-two thousand, four hundred eighty-nine".