25012010003 has 2 divisors, whose sum is σ = 25012010004. Its totient is φ = 25012010002.

The previous prime is 25012009999. The next prime is 25012010059. The reversal of 25012010003 is 30001021052.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25012010003 - 2² = 25012009999 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 25012010003.

It is not a weakly prime, because it can be changed into another prime (25012015003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12506005001 + 12506005002.

It is an arithmetic number, because the mean of its divisors is an integer number (12506005002).

Almost surely, 2^25012010003 is an apocalyptic number.

25012010003 is a deficient number, since it is larger than the sum of its proper divisors (1).

25012010003 is an equidigital number, since it uses as much as digits as its factorization.

25012010003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 60, while the sum is 14.

Adding to 25012010003 its reverse (30001021052), we get a palindrome (55013031055).

The spelling of 25012010003 in words is "twenty-five billion, twelve million, ten thousand, three".