25098523 has 2 divisors, whose sum is σ = 25098524. Its totient is φ = 25098522.

The previous prime is 25098509. The next prime is 25098529. The reversal of 25098523 is 32589052.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25098523 - 2¹⁷ = 24967451 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is not a weakly prime, because it can be changed into another prime (25098529) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12549261 + 12549262.

It is an arithmetic number, because the mean of its divisors is an integer number (12549262).

Almost surely, 2^25098523 is an apocalyptic number.

25098523 is a deficient number, since it is larger than the sum of its proper divisors (1).

25098523 is an equidigital number, since it uses as much as digits as its factorization.

25098523 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21600, while the sum is 34.

The square root of 25098523 is about 5009.8426122983. The cubic root of 25098523 is about 292.7853810062.

The spelling of 25098523 in words is "twenty-five million, ninety-eight thousand, five hundred twenty-three".