25673099 has 2 divisors, whose sum is σ = 25673100. Its totient is φ = 25673098.

The previous prime is 25673069. The next prime is 25673101. The reversal of 25673099 is 99037652.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25673099 - 2¹⁶ = 25607563 is a prime.

Together with 25673101, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (25673069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12836549 + 12836550.

It is an arithmetic number, because the mean of its divisors is an integer number (12836550).

Almost surely, 2^25673099 is an apocalyptic number.

25673099 is a deficient number, since it is larger than the sum of its proper divisors (1).

25673099 is an equidigital number, since it uses as much as digits as its factorization.

25673099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 102060, while the sum is 41.

The square root of 25673099 is about 5066.8628361147. The cubic root of 25673099 is about 295.0027731234.

The spelling of 25673099 in words is "twenty-five million, six hundred seventy-three thousand, ninety-nine".