51143353 has 2 divisors, whose sum is σ = 51143354. Its totient is φ = 51143352.

The previous prime is 51143291. The next prime is 51143363. The reversal of 51143353 is 35334115.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 41576704 + 9566649 = 6448^2 + 3093^2 .

It is a cyclic number.

It is not a de Polignac number, because 51143353 - 2¹⁷ = 51012281 is a prime.

It is not a weakly prime, because it can be changed into another prime (51143363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25571676 + 25571677.

It is an arithmetic number, because the mean of its divisors is an integer number (25571677).

Almost surely, 2^51143353 is an apocalyptic number.

It is an amenable number.

51143353 is a deficient number, since it is larger than the sum of its proper divisors (1).

51143353 is an equidigital number, since it uses as much as digits as its factorization.

51143353 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2700, while the sum is 25.

The square root of 51143353 is about 7151.4581030724. The cubic root of 51143353 is about 371.1901123606.

Adding to 51143353 its reverse (35334115), we get a palindrome (86477468).

The spelling of 51143353 in words is "fifty-one million, one hundred forty-three thousand, three hundred fifty-three".