25920203 has 2 divisors, whose sum is σ = 25920204. Its totient is φ = 25920202.

The previous prime is 25920187. The next prime is 25920211. The reversal of 25920203 is 30202952.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25920203 - 2⁴ = 25920187 is a prime.

It is a super-2 number, since 2×25920203² = 1343713847122418, which contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (25920703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12960101 + 12960102.

It is an arithmetic number, because the mean of its divisors is an integer number (12960102).

Almost surely, 2^25920203 is an apocalyptic number.

25920203 is a deficient number, since it is larger than the sum of its proper divisors (1).

25920203 is an equidigital number, since it uses as much as digits as its factorization.

25920203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 25920203 is about 5091.1887609870. The cubic root of 25920203 is about 295.9462215119.

The spelling of 25920203 in words is "twenty-five million, nine hundred twenty thousand, two hundred three".