25703645003 has 2 divisors, whose sum is σ = 25703645004. Its totient is φ = 25703645002.

The previous prime is 25703644997. The next prime is 25703645017. The reversal of 25703645003 is 30054630752.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25703645003 - 2¹⁴ = 25703628619 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (25703645063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12851822501 + 12851822502.

It is an arithmetic number, because the mean of its divisors is an integer number (12851822502).

Almost surely, 2^25703645003 is an apocalyptic number.

25703645003 is a deficient number, since it is larger than the sum of its proper divisors (1).

25703645003 is an equidigital number, since it uses as much as digits as its factorization.

25703645003 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 75600, while the sum is 35.

The spelling of 25703645003 in words is "twenty-five billion, seven hundred three million, six hundred forty-five thousand, three".