920523063 has 4 divisors (see below), whose sum is σ = 1227364088. Its totient is φ = 613682040.

The previous prime is 920523049. The next prime is 920523091. The reversal of 920523063 is 360325029.

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

It is not a de Polignac number, because 920523063 - 2²⁴ = 903745847 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 920523063.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (920523013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 153420508 + ... + 153420513.

It is an arithmetic number, because the mean of its divisors is an integer number (306841022).

Almost surely, 2^920523063 is an apocalyptic number.

920523063 is a deficient number, since it is larger than the sum of its proper divisors (306841025).

920523063 is a wasteful number, since it uses less digits than its factorization.

920523063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 306841024.

The product of its (nonzero) digits is 9720, while the sum is 30.

The square root of 920523063 is about 30340.1229892036. The cubic root of 920523063 is about 972.7731120335.

The spelling of 920523063 in words is "nine hundred twenty million, five hundred twenty-three thousand, sixty-three".