2421034423 has 2 divisors, whose sum is σ = 2421034424. Its totient is φ = 2421034422.

The previous prime is 2421034417. The next prime is 2421034439. The reversal of 2421034423 is 3244301242.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2421034423 is a prime.

It is a super-2 number, since 2×2421034423² = 11722815354701885858, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2421034453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1210517211 + 1210517212.

It is an arithmetic number, because the mean of its divisors is an integer number (1210517212).

Almost surely, 2^2421034423 is an apocalyptic number.

2421034423 is a deficient number, since it is larger than the sum of its proper divisors (1).

2421034423 is an equidigital number, since it uses as much as digits as its factorization.

2421034423 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4608, while the sum is 25.

The square root of 2421034423 is about 49204.0082005521. The cubic root of 2421034423 is about 1342.7659550752.

Adding to 2421034423 its reverse (3244301242), we get a palindrome (5665335665).

The spelling of 2421034423 in words is "two billion, four hundred twenty-one million, thirty-four thousand, four hundred twenty-three".