10315226249 has 2 divisors, whose sum is σ = 10315226250. Its totient is φ = 10315226248.

The previous prime is 10315226197. The next prime is 10315226261. The reversal of 10315226249 is 94262251301.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8435136649 + 1880089600 = 91843^2 + 43360^2 .

It is a cyclic number.

It is not a de Polignac number, because 10315226249 - 2⁸ = 10315225993 is a prime.

It is a super-2 number, since 2×10315226249² (a number of 21 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (10315223249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5157613124 + 5157613125.

It is an arithmetic number, because the mean of its divisors is an integer number (5157613125).

Almost surely, 2^10315226249 is an apocalyptic number.

It is an amenable number.

10315226249 is a deficient number, since it is larger than the sum of its proper divisors (1).

10315226249 is an equidigital number, since it uses as much as digits as its factorization.

10315226249 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25920, while the sum is 35.

The spelling of 10315226249 in words is "ten billion, three hundred fifteen million, two hundred twenty-six thousand, two hundred forty-nine".