51303243151 has 2 divisors, whose sum is σ = 51303243152. Its totient is φ = 51303243150.

The previous prime is 51303243083. The next prime is 51303243157. The reversal of 51303243151 is 15134230315.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 51303243151 - 2²⁷ = 51169025423 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51303243157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25651621575 + 25651621576.

It is an arithmetic number, because the mean of its divisors is an integer number (25651621576).

Almost surely, 2^51303243151 is an apocalyptic number.

51303243151 is a deficient number, since it is larger than the sum of its proper divisors (1).

51303243151 is an equidigital number, since it uses as much as digits as its factorization.

51303243151 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5400, while the sum is 28.

Adding to 51303243151 its reverse (15134230315), we get a palindrome (66437473466).

The spelling of 51303243151 in words is "fifty-one billion, three hundred three million, two hundred forty-three thousand, one hundred fifty-one".