2542129913 has 2 divisors, whose sum is σ = 2542129914. Its totient is φ = 2542129912.

The previous prime is 2542129883. The next prime is 2542129927. The reversal of 2542129913 is 3199212452.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2541470569 + 659344 = 50413^2 + 812^2 .

It is a cyclic number.

It is not a de Polignac number, because 2542129913 - 2²⁸ = 2273694457 is a prime.

It is not a weakly prime, because it can be changed into another prime (2542129963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1271064956 + 1271064957.

It is an arithmetic number, because the mean of its divisors is an integer number (1271064957).

Almost surely, 2^2542129913 is an apocalyptic number.

It is an amenable number.

2542129913 is a deficient number, since it is larger than the sum of its proper divisors (1).

2542129913 is an equidigital number, since it uses as much as digits as its factorization.

2542129913 is an evil number, because the sum of its binary digits is even.

The product of its digits is 38880, while the sum is 38.

The square root of 2542129913 is about 50419.5390002725. The cubic root of 2542129913 is about 1364.7902575485.

The spelling of 2542129913 in words is "two billion, five hundred forty-two million, one hundred twenty-nine thousand, nine hundred thirteen".