51051273 has 32 divisors (see below), whose sum is σ = 85838592. Its totient is φ = 26265600.

The previous prime is 51051241. The next prime is 51051311. The reversal of 51051273 is 37215015.

51051273 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 51051273 - 2⁵ = 51051241 is a prime.

It is not an unprimeable number, because it can be changed into a prime (51051073) 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 31 ways as a sum of consecutive naturals, for example, 8913 + ... + 13473.

It is an arithmetic number, because the mean of its divisors is an integer number (2682456).

Almost surely, 2^51051273 is an apocalyptic number.

It is an amenable number.

51051273 is a deficient number, since it is larger than the sum of its proper divisors (34787319).

51051273 is a wasteful number, since it uses less digits than its factorization.

51051273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4625.

The product of its (nonzero) digits is 1050, while the sum is 24.

The square root of 51051273 is about 7145.0173547725. The cubic root of 51051273 is about 370.9672113286.

Adding to 51051273 its reverse (37215015), we get a palindrome (88266288).

The spelling of 51051273 in words is "fifty-one million, fifty-one thousand, two hundred seventy-three".