2542124623 has 4 divisors (see below), whose sum is σ = 2555434368. Its totient is φ = 2528814880.

The previous prime is 2542124617. The next prime is 2542124639. The reversal of 2542124623 is 3264212452.

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

It is a cyclic number.

It is not a de Polignac number, because 2542124623 - 2⁹ = 2542124111 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 (2542124693) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6654586 + ... + 6654967.

It is an arithmetic number, because the mean of its divisors is an integer number (638858592).

Almost surely, 2^2542124623 is an apocalyptic number.

2542124623 is a deficient number, since it is larger than the sum of its proper divisors (13309745).

2542124623 is a wasteful number, since it uses less digits than its factorization.

2542124623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13309744.

The product of its digits is 23040, while the sum is 31.

The square root of 2542124623 is about 50419.4865404240. The cubic root of 2542124623 is about 1364.7893108692.

The spelling of 2542124623 in words is "two billion, five hundred forty-two million, one hundred twenty-four thousand, six hundred twenty-three".