2533231403 has 4 divisors (see below), whose sum is σ = 2620584240. Its totient is φ = 2445878568.

The previous prime is 2533231391. The next prime is 2533231409. The reversal of 2533231403 is 3041323352.

It is a happy number.

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 2533231403 - 2⁸ = 2533231147 is a prime.

It is a super-2 number, since 2×2533231403² = 12834522682290696818, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2533231409) 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, 43676375 + ... + 43676432.

It is an arithmetic number, because the mean of its divisors is an integer number (655146060).

Almost surely, 2^2533231403 is an apocalyptic number.

2533231403 is a deficient number, since it is larger than the sum of its proper divisors (87352837).

2533231403 is an equidigital number, since it uses as much as digits as its factorization.

2533231403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87352836.

The product of its (nonzero) digits is 6480, while the sum is 26.

The square root of 2533231403 is about 50331.2169831011. The cubic root of 2533231403 is about 1363.1959517010.

Adding to 2533231403 its reverse (3041323352), we get a palindrome (5574554755).

The spelling of 2533231403 in words is "two billion, five hundred thirty-three million, two hundred thirty-one thousand, four hundred three".