2522139959 has 2 divisors, whose sum is σ = 2522139960. Its totient is φ = 2522139958.

The previous prime is 2522139953. The next prime is 2522139973. The reversal of 2522139959 is 9599312252.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2522139959 is a prime.

It is a super-2 number, since 2×2522139959² = 12722379945569043362, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2522139953) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1261069979 + 1261069980.

It is an arithmetic number, because the mean of its divisors is an integer number (1261069980).

Almost surely, 2^2522139959 is an apocalyptic number.

2522139959 is a deficient number, since it is larger than the sum of its proper divisors (1).

2522139959 is an equidigital number, since it uses as much as digits as its factorization.

2522139959 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 437400, while the sum is 47.

The square root of 2522139959 is about 50220.9115707790. The cubic root of 2522139959 is about 1361.2035120416.

The spelling of 2522139959 in words is "two billion, five hundred twenty-two million, one hundred thirty-nine thousand, nine hundred fifty-nine".