25207097 has 2 divisors, whose sum is σ = 25207098. Its totient is φ = 25207096.

The previous prime is 25207067. The next prime is 25207139. The reversal of 25207097 is 79070252.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 23078416 + 2128681 = 4804^2 + 1459^2 .

It is a cyclic number.

It is not a de Polignac number, because 25207097 - 2⁶ = 25207033 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (25207037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12603548 + 12603549.

It is an arithmetic number, because the mean of its divisors is an integer number (12603549).

Almost surely, 2^25207097 is an apocalyptic number.

It is an amenable number.

25207097 is a deficient number, since it is larger than the sum of its proper divisors (1).

25207097 is an equidigital number, since it uses as much as digits as its factorization.

25207097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8820, while the sum is 32.

The square root of 25207097 is about 5020.6669875625. Note that the first 3 decimals coincide. The cubic root of 25207097 is about 293.2069616064.

The spelling of 25207097 in words is "twenty-five million, two hundred seven thousand, ninety-seven".