2520417439 has 2 divisors, whose sum is σ = 2520417440. Its totient is φ = 2520417438.

The previous prime is 2520417407. The next prime is 2520417461. The reversal of 2520417439 is 9347140252.

2520417439 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 not a de Polignac number, because 2520417439 - 2⁵ = 2520417407 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2520417398 and 2520417407.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2520417139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1260208719 + 1260208720.

It is an arithmetic number, because the mean of its divisors is an integer number (1260208720).

Almost surely, 2^2520417439 is an apocalyptic number.

2520417439 is a deficient number, since it is larger than the sum of its proper divisors (1).

2520417439 is an equidigital number, since it uses as much as digits as its factorization.

2520417439 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 60480, while the sum is 37.

The square root of 2520417439 is about 50203.7592118359. The cubic root of 2520417439 is about 1360.8935590793.

The spelling of 2520417439 in words is "two billion, five hundred twenty million, four hundred seventeen thousand, four hundred thirty-nine".