2403004243 has 2 divisors, whose sum is σ = 2403004244. Its totient is φ = 2403004242.

The previous prime is 2403004237. The next prime is 2403004273. The reversal of 2403004243 is 3424003042.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2403004243 - 2²⁹ = 1866133331 is a prime.

It is not a weakly prime, because it can be changed into another prime (2403004273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1201502121 + 1201502122.

It is an arithmetic number, because the mean of its divisors is an integer number (1201502122).

Almost surely, 2^2403004243 is an apocalyptic number.

2403004243 is a deficient number, since it is larger than the sum of its proper divisors (1).

2403004243 is an equidigital number, since it uses as much as digits as its factorization.

2403004243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2304, while the sum is 22.

The square root of 2403004243 is about 49020.4471929826. The cubic root of 2403004243 is about 1339.4243170192.

Adding to 2403004243 its reverse (3424003042), we get a palindrome (5827007285).

The spelling of 2403004243 in words is "two billion, four hundred three million, four thousand, two hundred forty-three".