51083233 has 2 divisors, whose sum is σ = 51083234. Its totient is φ = 51083232.

The previous prime is 51083231. The next prime is 51083243. The reversal of 51083233 is 33238015.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 50296464 + 786769 = 7092^2 + 887^2 .

It is a cyclic number.

It is not a de Polignac number, because 51083233 - 2¹ = 51083231 is a prime.

Together with 51083231, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 51083198 and 51083207.

It is not a weakly prime, because it can be changed into another prime (51083231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25541616 + 25541617.

It is an arithmetic number, because the mean of its divisors is an integer number (25541617).

Almost surely, 2^51083233 is an apocalyptic number.

It is an amenable number.

51083233 is a deficient number, since it is larger than the sum of its proper divisors (1).

51083233 is an equidigital number, since it uses as much as digits as its factorization.

51083233 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 51083233 is about 7147.2535284541. The cubic root of 51083233 is about 371.0446082809.

The spelling of 51083233 in words is "fifty-one million, eighty-three thousand, two hundred thirty-three".