51325303 has 2 divisors, whose sum is σ = 51325304. Its totient is φ = 51325302.

The previous prime is 51325301. The next prime is 51325343. The reversal of 51325303 is 30352315.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 51325303 - 2¹ = 51325301 is a prime.

It is a super-3 number, since 3×51325303³ (a number of 24 digits) contains 333 as substring.

Together with 51325301, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51325301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25662651 + 25662652.

It is an arithmetic number, because the mean of its divisors is an integer number (25662652).

Almost surely, 2^51325303 is an apocalyptic number.

51325303 is a deficient number, since it is larger than the sum of its proper divisors (1).

51325303 is an equidigital number, since it uses as much as digits as its factorization.

51325303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1350, while the sum is 22.

The square root of 51325303 is about 7164.1679907719. The cubic root of 51325303 is about 371.6297791843.

Adding to 51325303 its reverse (30352315), we get a palindrome (81677618).

The spelling of 51325303 in words is "fifty-one million, three hundred twenty-five thousand, three hundred three".