51014893 has 2 divisors, whose sum is σ = 51014894. Its totient is φ = 51014892.

The previous prime is 51014891. The next prime is 51014921. The reversal of 51014893 is 39841015.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 28708164 + 22306729 = 5358^2 + 4723^2 .

It is a cyclic number.

It is not a de Polignac number, because 51014893 - 2¹ = 51014891 is a prime.

Together with 51014891, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51014891) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25507446 + 25507447.

It is an arithmetic number, because the mean of its divisors is an integer number (25507447).

Almost surely, 2^51014893 is an apocalyptic number.

It is an amenable number.

51014893 is a deficient number, since it is larger than the sum of its proper divisors (1).

51014893 is an equidigital number, since it uses as much as digits as its factorization.

51014893 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4320, while the sum is 31.

The square root of 51014893 is about 7142.4710709950. The cubic root of 51014893 is about 370.8790712203.

The spelling of 51014893 in words is "fifty-one million, fourteen thousand, eight hundred ninety-three".