2501401999 has 2 divisors, whose sum is σ = 2501402000. Its totient is φ = 2501401998.

The previous prime is 2501401949. The next prime is 2501402011. The reversal of 2501401999 is 9991041052.

2501401999 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-2501401999 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2501401949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1250700999 + 1250701000.

It is an arithmetic number, because the mean of its divisors is an integer number (1250701000).

Almost surely, 2^2501401999 is an apocalyptic number.

2501401999 is a deficient number, since it is larger than the sum of its proper divisors (1).

2501401999 is an equidigital number, since it uses as much as digits as its factorization.

2501401999 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 29160, while the sum is 40.

The square root of 2501401999 is about 50014.0180249498. The cubic root of 2501401999 is about 1357.4624682715.

The spelling of 2501401999 in words is "two billion, five hundred one million, four hundred one thousand, nine hundred ninety-nine".