51376519 has 2 divisors, whose sum is σ = 51376520. Its totient is φ = 51376518.

The previous prime is 51376489. The next prime is 51376531. The reversal of 51376519 is 91567315.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 51376519 - 2⁹ = 51376007 is a prime.

It is a super-2 number, since 2×51376519² = 5279093409114722, which contains 22 as substring.

It is a zygodrome in base 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51376219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25688259 + 25688260.

It is an arithmetic number, because the mean of its divisors is an integer number (25688260).

Almost surely, 2^51376519 is an apocalyptic number.

51376519 is a deficient number, since it is larger than the sum of its proper divisors (1).

51376519 is an equidigital number, since it uses as much as digits as its factorization.

51376519 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 28350, while the sum is 37.

The square root of 51376519 is about 7167.7415550507. The cubic root of 51376519 is about 371.7533508745.

The spelling of 51376519 in words is "fifty-one million, three hundred seventy-six thousand, five hundred nineteen".