2520014639 has 2 divisors, whose sum is σ = 2520014640. Its totient is φ = 2520014638.

The previous prime is 2520014599. The next prime is 2520014671. The reversal of 2520014639 is 9364100252.

It is a happy number.

It is an a-pointer prime, because the next prime (2520014671) can be obtained adding 2520014639 to its sum of digits (32).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2520014639 - 2⁸ = 2520014383 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2520014039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1260007319 + 1260007320.

It is an arithmetic number, because the mean of its divisors is an integer number (1260007320).

Almost surely, 2^2520014639 is an apocalyptic number.

2520014639 is a deficient number, since it is larger than the sum of its proper divisors (1).

2520014639 is an equidigital number, since it uses as much as digits as its factorization.

2520014639 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 2520014639 is about 50199.7473997629. The cubic root of 2520014639 is about 1360.8210582412.

The spelling of 2520014639 in words is "two billion, five hundred twenty million, fourteen thousand, six hundred thirty-nine".