42305323 has 2 divisors, whose sum is σ = 42305324. Its totient is φ = 42305322.

The previous prime is 42305261. The next prime is 42305327. The reversal of 42305323 is 32350324.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42305323 - 2¹³ = 42297131 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 42305294 and 42305303.

It is not a weakly prime, because it can be changed into another prime (42305327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21152661 + 21152662.

It is an arithmetic number, because the mean of its divisors is an integer number (21152662).

Almost surely, 2^42305323 is an apocalyptic number.

42305323 is a deficient number, since it is larger than the sum of its proper divisors (1).

42305323 is an equidigital number, since it uses as much as digits as its factorization.

42305323 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160, while the sum is 22.

The square root of 42305323 is about 6504.2542231988. The cubic root of 42305323 is about 348.4429418322.

Adding to 42305323 its reverse (32350324), we get a palindrome (74655647).

The spelling of 42305323 in words is "forty-two million, three hundred five thousand, three hundred twenty-three".