2345365639 has 2 divisors, whose sum is σ = 2345365640. Its totient is φ = 2345365638.

The previous prime is 2345365571. The next prime is 2345365661. The reversal of 2345365639 is 9365635432.

2345365639 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2345365639 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2345360639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1172682819 + 1172682820.

It is an arithmetic number, because the mean of its divisors is an integer number (1172682820).

Almost surely, 2^2345365639 is an apocalyptic number.

2345365639 is a deficient number, since it is larger than the sum of its proper divisors (1).

2345365639 is an equidigital number, since it uses as much as digits as its factorization.

2345365639 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1749600, while the sum is 46.

The square root of 2345365639 is about 48428.9752008031. The cubic root of 2345365639 is about 1328.6283631719.

The spelling of 2345365639 in words is "two billion, three hundred forty-five million, three hundred sixty-five thousand, six hundred thirty-nine".