51151119073 has 2 divisors, whose sum is σ = 51151119074. Its totient is φ = 51151119072.

The previous prime is 51151119043. The next prime is 51151119079. The reversal of 51151119073 is 37091115115.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 41611104144 + 9540014929 = 203988^2 + 97673^2 .

It is a cyclic number.

It is not a de Polignac number, because 51151119073 - 2⁹ = 51151118561 is a prime.

It is a super-3 number, since 3×51151119073³ (a number of 33 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (51151119079) 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, 25575559536 + 25575559537.

It is an arithmetic number, because the mean of its divisors is an integer number (25575559537).

Almost surely, 2^51151119073 is an apocalyptic number.

It is an amenable number.

51151119073 is a deficient number, since it is larger than the sum of its proper divisors (1).

51151119073 is an equidigital number, since it uses as much as digits as its factorization.

51151119073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4725, while the sum is 34.

The spelling of 51151119073 in words is "fifty-one billion, one hundred fifty-one million, one hundred nineteen thousand, seventy-three".