51003419 has 2 divisors, whose sum is σ = 51003420. Its totient is φ = 51003418.

The previous prime is 51003377. The next prime is 51003479. The reversal of 51003419 is 91430015.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 51003419 - 2¹² = 50999323 is a prime.

It is a super-2 number, since 2×51003419² = 5202697499379122, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 51003394 and 51003403.

It is not a weakly prime, because it can be changed into another prime (51003479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25501709 + 25501710.

It is an arithmetic number, because the mean of its divisors is an integer number (25501710).

Almost surely, 2^51003419 is an apocalyptic number.

51003419 is a deficient number, since it is larger than the sum of its proper divisors (1).

51003419 is an equidigital number, since it uses as much as digits as its factorization.

51003419 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 540, while the sum is 23.

The square root of 51003419 is about 7141.6678024114. The cubic root of 51003419 is about 370.8512637489.

The spelling of 51003419 in words is "fifty-one million, three thousand, four hundred nineteen".