920216963 has 4 divisors (see below), whose sum is σ = 920446968. Its totient is φ = 919986960.

The previous prime is 920216939. The next prime is 920217031. The reversal of 920216963 is 369612029.

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

It is a cyclic number.

It is not a de Polignac number, because 920216963 - 2⁸ = 920216707 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (920216863) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 108893 + ... + 117038.

It is an arithmetic number, because the mean of its divisors is an integer number (230111742).

Almost surely, 2^920216963 is an apocalyptic number.

920216963 is a deficient number, since it is larger than the sum of its proper divisors (230005).

920216963 is a wasteful number, since it uses less digits than its factorization.

920216963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230004.

The product of its (nonzero) digits is 34992, while the sum is 38.

The square root of 920216963 is about 30335.0780945097. The cubic root of 920216963 is about 972.6652752057.

The spelling of 920216963 in words is "nine hundred twenty million, two hundred sixteen thousand, nine hundred sixty-three".