25250100313 has 2 divisors, whose sum is σ = 25250100314. Its totient is φ = 25250100312.

The previous prime is 25250100307. The next prime is 25250100341. The reversal of 25250100313 is 31300105252.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19473644304 + 5776456009 = 139548^2 + 76003^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-25250100313 is a prime.

It is not a weakly prime, because it can be changed into another prime (25250100353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12625050156 + 12625050157.

It is an arithmetic number, because the mean of its divisors is an integer number (12625050157).

Almost surely, 2^25250100313 is an apocalyptic number.

It is an amenable number.

25250100313 is a deficient number, since it is larger than the sum of its proper divisors (1).

25250100313 is an equidigital number, since it uses as much as digits as its factorization.

25250100313 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 900, while the sum is 22.

Adding to 25250100313 its reverse (31300105252), we get a palindrome (56550205565).

The spelling of 25250100313 in words is "twenty-five billion, two hundred fifty million, one hundred thousand, three hundred thirteen".