63854963 has 2 divisors, whose sum is σ = 63854964. Its totient is φ = 63854962.

The previous prime is 63854899. The next prime is 63854977. The reversal of 63854963 is 36945836.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 63854963 - 2⁶ = 63854899 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is not a weakly prime, because it can be changed into another prime (63859963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31927481 + 31927482.

It is an arithmetic number, because the mean of its divisors is an integer number (31927482).

Almost surely, 2^63854963 is an apocalyptic number.

63854963 is a deficient number, since it is larger than the sum of its proper divisors (1).

63854963 is an equidigital number, since it uses as much as digits as its factorization.

63854963 is an evil number, because the sum of its binary digits is even.

The product of its digits is 466560, while the sum is 44.

The square root of 63854963 is about 7990.9300459959. The cubic root of 63854963 is about 399.6976110432.

The spelling of 63854963 in words is "sixty-three million, eight hundred fifty-four thousand, nine hundred sixty-three".