25048559 has 2 divisors, whose sum is σ = 25048560. Its totient is φ = 25048558.

The previous prime is 25048537. The next prime is 25048567. The reversal of 25048559 is 95584052.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-25048559 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25048579) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12524279 + 12524280.

It is an arithmetic number, because the mean of its divisors is an integer number (12524280).

Almost surely, 2^25048559 is an apocalyptic number.

25048559 is a deficient number, since it is larger than the sum of its proper divisors (1).

25048559 is an equidigital number, since it uses as much as digits as its factorization.

25048559 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72000, while the sum is 38.

The square root of 25048559 is about 5004.8535443108. The cubic root of 25048559 is about 292.5909678829.

The spelling of 25048559 in words is "twenty-five million, forty-eight thousand, five hundred fifty-nine".