10013505251 has 2 divisors, whose sum is σ = 10013505252. Its totient is φ = 10013505250.

The previous prime is 10013505247. The next prime is 10013505259. The reversal of 10013505251 is 15250531001.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10013505251 - 2² = 10013505247 is a prime.

It is not a weakly prime, because it can be changed into another prime (10013505259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5006752625 + 5006752626.

It is an arithmetic number, because the mean of its divisors is an integer number (5006752626).

Almost surely, 2^10013505251 is an apocalyptic number.

10013505251 is a deficient number, since it is larger than the sum of its proper divisors (1).

10013505251 is an equidigital number, since it uses as much as digits as its factorization.

10013505251 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 750, while the sum is 23.

The spelling of 10013505251 in words is "ten billion, thirteen million, five hundred five thousand, two hundred fifty-one".