3402401243 has 2 divisors, whose sum is σ = 3402401244. Its totient is φ = 3402401242.

The previous prime is 3402401237. The next prime is 3402401251. The reversal of 3402401243 is 3421042043.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3402401243 - 2⁴ = 3402401227 is a prime.

It is not a weakly prime, because it can be changed into another prime (3402401213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1701200621 + 1701200622.

It is an arithmetic number, because the mean of its divisors is an integer number (1701200622).

Almost surely, 2^3402401243 is an apocalyptic number.

3402401243 is a deficient number, since it is larger than the sum of its proper divisors (1).

3402401243 is an equidigital number, since it uses as much as digits as its factorization.

3402401243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 3402401243 is about 58330.1058030928. The cubic root of 3402401243 is about 1504.0485066395.

Adding to 3402401243 its reverse (3421042043), we get a palindrome (6823443286).

The spelling of 3402401243 in words is "three billion, four hundred two million, four hundred one thousand, two hundred forty-three".