2500041389 has 2 divisors, whose sum is σ = 2500041390. Its totient is φ = 2500041388.

The previous prime is 2500041361. The next prime is 2500041391. The reversal of 2500041389 is 9831400052.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1470722500 + 1029318889 = 38350^2 + 32083^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2500041389 is a prime.

Together with 2500041391, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2500041329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1250020694 + 1250020695.

It is an arithmetic number, because the mean of its divisors is an integer number (1250020695).

Almost surely, 2^2500041389 is an apocalyptic number.

It is an amenable number.

2500041389 is a deficient number, since it is larger than the sum of its proper divisors (1).

2500041389 is an equidigital number, since it uses as much as digits as its factorization.

2500041389 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8640, while the sum is 32.

The square root of 2500041389 is about 50000.4138882870. The cubic root of 2500041389 is about 1357.2162980582.

The spelling of 2500041389 in words is "two billion, five hundred million, forty-one thousand, three hundred eighty-nine".