25923503 has 2 divisors, whose sum is σ = 25923504. Its totient is φ = 25923502.

The previous prime is 25923493. The next prime is 25923511. The reversal of 25923503 is 30532952.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25923503 - 2¹⁶ = 25857967 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25923803) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12961751 + 12961752.

It is an arithmetic number, because the mean of its divisors is an integer number (12961752).

Almost surely, 2^25923503 is an apocalyptic number.

25923503 is a deficient number, since it is larger than the sum of its proper divisors (1).

25923503 is an equidigital number, since it uses as much as digits as its factorization.

25923503 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8100, while the sum is 29.

The square root of 25923503 is about 5091.5128400113. The cubic root of 25923503 is about 295.9587803267.

The spelling of 25923503 in words is "twenty-five million, nine hundred twenty-three thousand, five hundred three".