2523231611 has 4 divisors (see below), whose sum is σ = 2523350424. Its totient is φ = 2523112800.

The previous prime is 2523231589. The next prime is 2523231619. The reversal of 2523231611 is 1161323252.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 2523231611 - 2¹⁸ = 2522969467 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2523231619) 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, 17870 + ... + 73251.

It is an arithmetic number, because the mean of its divisors is an integer number (630837606).

Almost surely, 2^2523231611 is an apocalyptic number.

2523231611 is a deficient number, since it is larger than the sum of its proper divisors (118813).

2523231611 is an equidigital number, since it uses as much as digits as its factorization.

2523231611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118812.

The product of its digits is 2160, while the sum is 26.

The square root of 2523231611 is about 50231.7788954363. The cubic root of 2523231611 is about 1361.3998725693.

Adding to 2523231611 its reverse (1161323252), we get a palindrome (3684554863).

The spelling of 2523231611 in words is "two billion, five hundred twenty-three million, two hundred thirty-one thousand, six hundred eleven".