2542235043 has 4 divisors (see below), whose sum is σ = 3389646728. Its totient is φ = 1694823360.

The previous prime is 2542234997. The next prime is 2542235051. The reversal of 2542235043 is 3405322452.

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

It is a de Polignac number, because none of the positive numbers 2^k-2542235043 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2542235043.

It is not an unprimeable number, because it can be changed into a prime (2542235083) 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, 423705838 + ... + 423705843.

It is an arithmetic number, because the mean of its divisors is an integer number (847411682).

Almost surely, 2^2542235043 is an apocalyptic number.

2542235043 is a deficient number, since it is larger than the sum of its proper divisors (847411685).

2542235043 is an equidigital number, since it uses as much as digits as its factorization.

2542235043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 847411684.

The product of its (nonzero) digits is 28800, while the sum is 30.

The square root of 2542235043 is about 50420.5815416681. The cubic root of 2542235043 is about 1364.8090709618.

Adding to 2542235043 its reverse (3405322452), we get a palindrome (5947557495).

The spelling of 2542235043 in words is "two billion, five hundred forty-two million, two hundred thirty-five thousand, forty-three".