2531204423 has 4 divisors (see below), whose sum is σ = 2761313928. Its totient is φ = 2301094920.

The previous prime is 2531204387. The next prime is 2531204449. The reversal of 2531204423 is 3244021352.

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 2531204423 - 2⁶ = 2531204359 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2531204392 and 2531204401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2531204023) 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, 115054736 + ... + 115054757.

It is an arithmetic number, because the mean of its divisors is an integer number (690328482).

Almost surely, 2^2531204423 is an apocalyptic number.

2531204423 is a deficient number, since it is larger than the sum of its proper divisors (230109505).

2531204423 is a wasteful number, since it uses less digits than its factorization.

2531204423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230109504.

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 2531204423 is about 50311.0765438387. The cubic root of 2531204423 is about 1362.8322649300.

Adding to 2531204423 its reverse (3244021352), we get a palindrome (5775225775).

The spelling of 2531204423 in words is "two billion, five hundred thirty-one million, two hundred four thousand, four hundred twenty-three".