42964963 has 2 divisors, whose sum is σ = 42964964. Its totient is φ = 42964962.

The previous prime is 42964939. The next prime is 42964997. The reversal of 42964963 is 36946924.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42964963 - 2⁵ = 42964931 is a prime.

It is not a weakly prime, because it can be changed into another prime (42964903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21482481 + 21482482.

It is an arithmetic number, because the mean of its divisors is an integer number (21482482).

Almost surely, 2^42964963 is an apocalyptic number.

42964963 is a deficient number, since it is larger than the sum of its proper divisors (1).

42964963 is an equidigital number, since it uses as much as digits as its factorization.

42964963 is an evil number, because the sum of its binary digits is even.

The product of its digits is 279936, while the sum is 43.

The square root of 42964963 is about 6554.7664336725. The cubic root of 42964963 is about 350.2446262619.

The spelling of 42964963 in words is "forty-two million, nine hundred sixty-four thousand, nine hundred sixty-three".