51083519 has 2 divisors, whose sum is σ = 51083520. Its totient is φ = 51083518.

The previous prime is 51083507. The next prime is 51083531. The reversal of 51083519 is 91538015.

It is a balanced prime because it is at equal distance from previous prime (51083507) and next prime (51083531).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-51083519 is a prime.

It is a super-2 number, since 2×51083519² = 5219051826846722, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51082519) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25541759 + 25541760.

It is an arithmetic number, because the mean of its divisors is an integer number (25541760).

Almost surely, 2^51083519 is an apocalyptic number.

51083519 is a deficient number, since it is larger than the sum of its proper divisors (1).

51083519 is an equidigital number, since it uses as much as digits as its factorization.

51083519 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5400, while the sum is 32.

The square root of 51083519 is about 7147.2735361115. The cubic root of 51083519 is about 371.0453007361.

The spelling of 51083519 in words is "fifty-one million, eighty-three thousand, five hundred nineteen".