2601245399 has 2 divisors, whose sum is σ = 2601245400. Its totient is φ = 2601245398.

The previous prime is 2601245359. The next prime is 2601245417. The reversal of 2601245399 is 9935421062.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2601245399 - 2¹⁶ = 2601179863 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2601245359) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1300622699 + 1300622700.

It is an arithmetic number, because the mean of its divisors is an integer number (1300622700).

Almost surely, 2^2601245399 is an apocalyptic number.

2601245399 is a deficient number, since it is larger than the sum of its proper divisors (1).

2601245399 is an equidigital number, since it uses as much as digits as its factorization.

2601245399 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 116640, while the sum is 41.

The square root of 2601245399 is about 51002.4058158044. The cubic root of 2601245399 is about 1375.2883845144.

The spelling of 2601245399 in words is "two billion, six hundred one million, two hundred forty-five thousand, three hundred ninety-nine".