2531894003 has 4 divisors (see below), whose sum is σ = 2532087168. Its totient is φ = 2531700840.

The previous prime is 2531893921. The next prime is 2531894041. The reversal of 2531894003 is 3004981352.

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 2531894003 - 2²⁴ = 2515116787 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2531894063) 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, 75368 + ... + 103653.

It is an arithmetic number, because the mean of its divisors is an integer number (633021792).

Almost surely, 2^2531894003 is an apocalyptic number.

2531894003 is a deficient number, since it is larger than the sum of its proper divisors (193165).

2531894003 is a wasteful number, since it uses less digits than its factorization.

2531894003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193164.

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 2531894003 is about 50317.9292399836. The cubic root of 2531894003 is about 1362.9560132052.

The spelling of 2531894003 in words is "two billion, five hundred thirty-one million, eight hundred ninety-four thousand, three".