63120123 has 48 divisors (see below), whose sum is σ = 104113152. Its totient is φ = 36504000.

The previous prime is 63120103. The next prime is 63120137. The reversal of 63120123 is 32102136.

63120123 is a `hidden beast` number, since 631 + 20 + 12 + 3 = 666.

It is not a de Polignac number, because 63120123 - 2⁵ = 63120091 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 63120096 and 63120105.

It is not an unprimeable number, because it can be changed into a prime (63120103) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 401961 + ... + 402117.

It is an arithmetic number, because the mean of its divisors is an integer number (2169024).

Almost surely, 2^63120123 is an apocalyptic number.

63120123 is a deficient number, since it is larger than the sum of its proper divisors (40993029).

63120123 is a wasteful number, since it uses less digits than its factorization.

63120123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 336 (or 333 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 63120123 is about 7944.8173673156. The cubic root of 63120123 is about 398.1584577327.

Adding to 63120123 its reverse (32102136), we get a palindrome (95222259).

The spelling of 63120123 in words is "sixty-three million, one hundred twenty thousand, one hundred twenty-three".