51337859 has 4 divisors (see below), whose sum is σ = 53108160. Its totient is φ = 49567560.

The previous prime is 51337837. The next prime is 51337861. The reversal of 51337859 is 95873315.

It is a happy number.

51337859 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-51337859 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (51337159) 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, 885107 + ... + 885164.

It is an arithmetic number, because the mean of its divisors is an integer number (13277040).

Almost surely, 2^51337859 is an apocalyptic number.

51337859 is a deficient number, since it is larger than the sum of its proper divisors (1770301).

51337859 is a wasteful number, since it uses less digits than its factorization.

51337859 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1770300.

The product of its digits is 113400, while the sum is 41.

The square root of 51337859 is about 7165.0442427106. The cubic root of 51337859 is about 371.6600813471.

The spelling of 51337859 in words is "fifty-one million, three hundred thirty-seven thousand, eight hundred fifty-nine".