42343423307 has 2 divisors, whose sum is σ = 42343423308. Its totient is φ = 42343423306.

The previous prime is 42343423231. The next prime is 42343423327. The reversal of 42343423307 is 70332434324.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42343423307 - 2⁸ = 42343423051 is a prime.

It is not a weakly prime, because it can be changed into another prime (42343423327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21171711653 + 21171711654.

It is an arithmetic number, because the mean of its divisors is an integer number (21171711654).

Almost surely, 2^42343423307 is an apocalyptic number.

42343423307 is a deficient number, since it is larger than the sum of its proper divisors (1).

42343423307 is an equidigital number, since it uses as much as digits as its factorization.

42343423307 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 145152, while the sum is 35.

The spelling of 42343423307 in words is "forty-two billion, three hundred forty-three million, four hundred twenty-three thousand, three hundred seven".