42963313 has 4 divisors (see below), whose sum is σ = 45224560. Its totient is φ = 40702068.

The previous prime is 42963251. The next prime is 42963341. The reversal of 42963313 is 31336924.

42963313 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42963313 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42973313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1130595 + ... + 1130632.

It is an arithmetic number, because the mean of its divisors is an integer number (11306140).

Almost surely, 2^42963313 is an apocalyptic number.

It is an amenable number.

42963313 is a deficient number, since it is larger than the sum of its proper divisors (2261247).

42963313 is a wasteful number, since it uses less digits than its factorization.

42963313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2261246.

The product of its digits is 11664, while the sum is 31.

The square root of 42963313 is about 6554.6405698558. The cubic root of 42963313 is about 350.2401426782.

The spelling of 42963313 in words is "forty-two million, nine hundred sixty-three thousand, three hundred thirteen".