51041219 has 2 divisors, whose sum is σ = 51041220. Its totient is φ = 51041218.

The previous prime is 51041197. The next prime is 51041227. The reversal of 51041219 is 91214015.

It is a happy number.

51041219 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 51041219 - 2⁸ = 51040963 is a prime.

It is a super-2 number, since 2×51041219² = 5210412074011922, which contains 22 as substring.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 51041194 and 51041203.

It is not a weakly prime, because it can be changed into another prime (51041519) 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 as a sum of consecutive naturals, namely, 25520609 + 25520610.

It is an arithmetic number, because the mean of its divisors is an integer number (25520610).

Almost surely, 2^51041219 is an apocalyptic number.

51041219 is a deficient number, since it is larger than the sum of its proper divisors (1).

51041219 is an equidigital number, since it uses as much as digits as its factorization.

51041219 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 360, while the sum is 23.

The square root of 51041219 is about 7144.3137529087. The cubic root of 51041219 is about 370.9428570603.

The spelling of 51041219 in words is "fifty-one million, forty-one thousand, two hundred nineteen".