2421433351 has 2 divisors, whose sum is σ = 2421433352. Its totient is φ = 2421433350.

The previous prime is 2421433349. The next prime is 2421433363. The reversal of 2421433351 is 1533341242.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2421433351 - 2¹ = 2421433349 is a prime.

Together with 2421433349, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2421433151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1210716675 + 1210716676.

It is an arithmetic number, because the mean of its divisors is an integer number (1210716676).

Almost surely, 2^2421433351 is an apocalyptic number.

2421433351 is a deficient number, since it is larger than the sum of its proper divisors (1).

2421433351 is an equidigital number, since it uses as much as digits as its factorization.

2421433351 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8640, while the sum is 28.

The square root of 2421433351 is about 49208.0618496604. The cubic root of 2421433351 is about 1342.8397028243.

Adding to 2421433351 its reverse (1533341242), we get a palindrome (3954774593).

The spelling of 2421433351 in words is "two billion, four hundred twenty-one million, four hundred thirty-three thousand, three hundred fifty-one".