2542242523 has 2 divisors, whose sum is σ = 2542242524. Its totient is φ = 2542242522.

The previous prime is 2542242481. The next prime is 2542242533. The reversal of 2542242523 is 3252422452.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2542242523 - 2⁹ = 2542242011 is a prime.

It is not a weakly prime, because it can be changed into another prime (2542242533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1271121261 + 1271121262.

It is an arithmetic number, because the mean of its divisors is an integer number (1271121262).

Almost surely, 2^2542242523 is an apocalyptic number.

2542242523 is a deficient number, since it is larger than the sum of its proper divisors (1).

2542242523 is an equidigital number, since it uses as much as digits as its factorization.

2542242523 is an evil number, because the sum of its binary digits is even.

The product of its digits is 38400, while the sum is 31.

The square root of 2542242523 is about 50420.6557176719. The cubic root of 2542242523 is about 1364.8104095165.

Adding to 2542242523 its reverse (3252422452), we get a palindrome (5794664975).

The spelling of 2542242523 in words is "two billion, five hundred forty-two million, two hundred forty-two thousand, five hundred twenty-three".