51494119 has 2 divisors, whose sum is σ = 51494120. Its totient is φ = 51494118.

The previous prime is 51494089. The next prime is 51494167. The reversal of 51494119 is 91149415.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 51494119 - 2¹⁵ = 51461351 is a prime.

It is a super-2 number, since 2×51494119² = 5303288583172322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51494189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25747059 + 25747060.

It is an arithmetic number, because the mean of its divisors is an integer number (25747060).

Almost surely, 2^51494119 is an apocalyptic number.

51494119 is a deficient number, since it is larger than the sum of its proper divisors (1).

51494119 is an equidigital number, since it uses as much as digits as its factorization.

51494119 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6480, while the sum is 34.

The square root of 51494119 is about 7175.9402868196. The cubic root of 51494119 is about 372.0367804809.

It can be divided in two parts, 514941 and 19, that multiplied together give a palindrome (9783879).

The spelling of 51494119 in words is "fifty-one million, four hundred ninety-four thousand, one hundred nineteen".