51363333 has 12 divisors (see below), whose sum is σ = 84790368. Its totient is φ = 29350440.

The previous prime is 51363331. The next prime is 51363337. The reversal of 51363333 is 33336315.

It is not a de Polignac number, because 51363333 - 2¹ = 51363331 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 51363297 and 51363306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51363331) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 407583 + ... + 407708.

It is an arithmetic number, because the mean of its divisors is an integer number (7065864).

Almost surely, 2^51363333 is an apocalyptic number.

It is an amenable number.

51363333 is a deficient number, since it is larger than the sum of its proper divisors (33427035).

51363333 is a wasteful number, since it uses less digits than its factorization.

51363333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 815304 (or 815301 counting only the distinct ones).

The product of its digits is 7290, while the sum is 27.

The square root of 51363333 is about 7166.8216804941. The cubic root of 51363333 is about 371.7215441322.

Adding to 51363333 its reverse (33336315), we get a palindrome (84699648).

The spelling of 51363333 in words is "fifty-one million, three hundred sixty-three thousand, three hundred thirty-three".