63120583 has 4 divisors (see below), whose sum is σ = 63143608. Its totient is φ = 63097560.

The previous prime is 63120571. The next prime is 63120593. The reversal of 63120583 is 38502136.

63120583 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.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-63120583 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63120503) 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, 6741 + ... + 13102.

It is an arithmetic number, because the mean of its divisors is an integer number (15785902).

Almost surely, 2^63120583 is an apocalyptic number.

63120583 is a deficient number, since it is larger than the sum of its proper divisors (23025).

63120583 is a wasteful number, since it uses less digits than its factorization.

63120583 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23024.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 63120583 is about 7944.8463169529. The cubic root of 63120583 is about 398.1594249490.

The spelling of 63120583 in words is "sixty-three million, one hundred twenty thousand, five hundred eighty-three".