10239745247 has 2 divisors, whose sum is σ = 10239745248. Its totient is φ = 10239745246.

The previous prime is 10239745223. The next prime is 10239745283. The reversal of 10239745247 is 74254793201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10239745247 - 2¹⁰ = 10239744223 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10239745198 and 10239745207.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10239745147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5119872623 + 5119872624.

It is an arithmetic number, because the mean of its divisors is an integer number (5119872624).

Almost surely, 2^10239745247 is an apocalyptic number.

10239745247 is a deficient number, since it is larger than the sum of its proper divisors (1).

10239745247 is an equidigital number, since it uses as much as digits as its factorization.

10239745247 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 423360, while the sum is 44.

The spelling of 10239745247 in words is "ten billion, two hundred thirty-nine million, seven hundred forty-five thousand, two hundred forty-seven".