42341345 has 4 divisors (see below), whose sum is σ = 50809620. Its totient is φ = 33873072.

The previous prime is 42341333. The next prime is 42341353. The reversal of 42341345 is 54314324.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 33721249 + 8620096 = 5807^2 + 2936^2 .

It is a cyclic number.

It is not a de Polignac number, because 42341345 - 2¹² = 42337249 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4234130 + ... + 4234139.

It is an arithmetic number, because the mean of its divisors is an integer number (12702405).

Almost surely, 2^42341345 is an apocalyptic number.

It is an amenable number.

42341345 is a deficient number, since it is larger than the sum of its proper divisors (8468275).

42341345 is an equidigital number, since it uses as much as digits as its factorization.

42341345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8468274.

The product of its digits is 5760, while the sum is 26.

The square root of 42341345 is about 6507.0227446967. The cubic root of 42341345 is about 348.5418108001.

Adding to 42341345 its reverse (54314324), we get a palindrome (96655669).

The spelling of 42341345 in words is "forty-two million, three hundred forty-one thousand, three hundred forty-five".