51466123 has 4 divisors (see below), whose sum is σ = 54493560. Its totient is φ = 48438688.

The previous prime is 51466087. The next prime is 51466133. The reversal of 51466123 is 32166415.

51466123 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-51466123 is a prime.

It is a super-2 number, since 2×51466123² = 5297523633302258, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 51466091 and 51466100.

It is not an unprimeable number, because it can be changed into a prime (51466133) 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, 1513693 + ... + 1513726.

It is an arithmetic number, because the mean of its divisors is an integer number (13623390).

Almost surely, 2^51466123 is an apocalyptic number.

51466123 is a deficient number, since it is larger than the sum of its proper divisors (3027437).

51466123 is a wasteful number, since it uses less digits than its factorization.

51466123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3027436.

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

The square root of 51466123 is about 7173.9893364850. The cubic root of 51466123 is about 371.9693460500.

The spelling of 51466123 in words is "fifty-one million, four hundred sixty-six thousand, one hundred twenty-three".