25993003 has 2 divisors, whose sum is σ = 25993004. Its totient is φ = 25993002.

The previous prime is 25992979. The next prime is 25993043. The reversal of 25993003 is 30039952.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25993003 - 2⁵ = 25992971 is a prime.

It is not a weakly prime, because it can be changed into another prime (25993043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12996501 + 12996502.

It is an arithmetic number, because the mean of its divisors is an integer number (12996502).

Almost surely, 2^25993003 is an apocalyptic number.

25993003 is a deficient number, since it is larger than the sum of its proper divisors (1).

25993003 is an equidigital number, since it uses as much as digits as its factorization.

25993003 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7290, while the sum is 31.

The square root of 25993003 is about 5098.3333551269. Note that the first 4 decimals coincide. The cubic root of 25993003 is about 296.2230293475.

The spelling of 25993003 in words is "twenty-five million, nine hundred ninety-three thousand, three".