1065245239 has 2 divisors, whose sum is σ = 1065245240. Its totient is φ = 1065245238.

The previous prime is 1065245201. The next prime is 1065245287. The reversal of 1065245239 is 9325425601.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1065245239 - 2⁹ = 1065244727 is a prime.

It is a super-2 number, since 2×1065245239² = 2269494838424334242, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1065245198 and 1065245207.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1065245339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 532622619 + 532622620.

It is an arithmetic number, because the mean of its divisors is an integer number (532622620).

Almost surely, 2^1065245239 is an apocalyptic number.

1065245239 is a deficient number, since it is larger than the sum of its proper divisors (1).

1065245239 is an equidigital number, since it uses as much as digits as its factorization.

1065245239 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64800, while the sum is 37.

The square root of 1065245239 is about 32638.0949045743. The cubic root of 1065245239 is about 1021.2918525126.

The spelling of 1065245239 in words is "one billion, sixty-five million, two hundred forty-five thousand, two hundred thirty-nine".