2403023231 has 16 divisors (see below), whose sum is σ = 2758537728. Its totient is φ = 2050591200.

The previous prime is 2403023177. The next prime is 2403023239. The reversal of 2403023231 is 1323203042.

It is a de Polignac number, because none of the positive numbers 2^k-2403023231 is a prime.

It is a super-2 number, since 2×2403023231² = 11549041297451358722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2403023239) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2553221 + ... + 2554161.

It is an arithmetic number, because the mean of its divisors is an integer number (172408608).

Almost surely, 2^2403023231 is an apocalyptic number.

2403023231 is a deficient number, since it is larger than the sum of its proper divisors (355514497).

2403023231 is an equidigital number, since it uses as much as digits as its factorization.

2403023231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2182.

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 2403023231 is about 49020.6408668838. The cubic root of 2403023231 is about 1339.4278449533.

Adding to 2403023231 its reverse (1323203042), we get a palindrome (3726226273).

The spelling of 2403023231 in words is "two billion, four hundred three million, twenty-three thousand, two hundred thirty-one".