2542242311 has 4 divisors (see below), whose sum is σ = 2905419792. Its totient is φ = 2179064832.

The previous prime is 2542242293. The next prime is 2542242317. The reversal of 2542242311 is 1132422452.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 2542242311 - 2¹⁸ = 2541980167 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2542242317) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 181588730 + ... + 181588743.

It is an arithmetic number, because the mean of its divisors is an integer number (726354948).

Almost surely, 2^2542242311 is an apocalyptic number.

2542242311 is a deficient number, since it is larger than the sum of its proper divisors (363177481).

2542242311 is an equidigital number, since it uses as much as digits as its factorization.

2542242311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 363177480.

The product of its digits is 3840, while the sum is 26.

The square root of 2542242311 is about 50420.6536153589. The cubic root of 2542242311 is about 1364.8103715788.

Adding to 2542242311 its reverse (1132422452), we get a palindrome (3674664763).

The spelling of 2542242311 in words is "two billion, five hundred forty-two million, two hundred forty-two thousand, three hundred eleven".