2520161239 has 2 divisors, whose sum is σ = 2520161240. Its totient is φ = 2520161238.

The previous prime is 2520161179. The next prime is 2520161299. The reversal of 2520161239 is 9321610252.

It is a balanced prime because it is at equal distance from previous prime (2520161179) and next prime (2520161299).

It is a cyclic number.

It is not a de Polignac number, because 2520161239 - 2¹³ = 2520153047 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2520161239.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2520161299) 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, 1260080619 + 1260080620.

It is an arithmetic number, because the mean of its divisors is an integer number (1260080620).

Almost surely, 2^2520161239 is an apocalyptic number.

2520161239 is a deficient number, since it is larger than the sum of its proper divisors (1).

2520161239 is an equidigital number, since it uses as much as digits as its factorization.

2520161239 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6480, while the sum is 31.

The square root of 2520161239 is about 50201.2075452374. The cubic root of 2520161239 is about 1360.8474459846.

The spelling of 2520161239 in words is "two billion, five hundred twenty million, one hundred sixty-one thousand, two hundred thirty-nine".