2601239623 has 2 divisors, whose sum is σ = 2601239624. Its totient is φ = 2601239622.

The previous prime is 2601239539. The next prime is 2601239633. The reversal of 2601239623 is 3269321062.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2601239623 - 2²⁵ = 2567685191 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2601239633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1300619811 + 1300619812.

It is an arithmetic number, because the mean of its divisors is an integer number (1300619812).

Almost surely, 2^2601239623 is an apocalyptic number.

2601239623 is a deficient number, since it is larger than the sum of its proper divisors (1).

2601239623 is an equidigital number, since it uses as much as digits as its factorization.

2601239623 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23328, while the sum is 34.

The square root of 2601239623 is about 51002.3491909932. The cubic root of 2601239623 is about 1375.2873665826.

The spelling of 2601239623 in words is "two billion, six hundred one million, two hundred thirty-nine thousand, six hundred twenty-three".