51003353441 has 2 divisors, whose sum is σ = 51003353442. Its totient is φ = 51003353440.

The previous prime is 51003353417. The next prime is 51003353447. The reversal of 51003353441 is 14435330015.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 29218774225 + 21784579216 = 170935^2 + 147596^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-51003353441 is a prime.

It is not a weakly prime, because it can be changed into another prime (51003353447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25501676720 + 25501676721.

It is an arithmetic number, because the mean of its divisors is an integer number (25501676721).

Almost surely, 2^51003353441 is an apocalyptic number.

It is an amenable number.

51003353441 is a deficient number, since it is larger than the sum of its proper divisors (1).

51003353441 is an equidigital number, since it uses as much as digits as its factorization.

51003353441 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10800, while the sum is 29.

Adding to 51003353441 its reverse (14435330015), we get a palindrome (65438683456).

The spelling of 51003353441 in words is "fifty-one billion, three million, three hundred fifty-three thousand, four hundred forty-one".