51063203 has 4 divisors (see below), whose sum is σ = 53750760. Its totient is φ = 48375648.

The previous prime is 51063191. The next prime is 51063227. The reversal of 51063203 is 30236015.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 51063203 - 2¹⁴ = 51046819 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (51063253) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1343750 + ... + 1343787.

It is an arithmetic number, because the mean of its divisors is an integer number (13437690).

Almost surely, 2^51063203 is an apocalyptic number.

51063203 is a deficient number, since it is larger than the sum of its proper divisors (2687557).

51063203 is a wasteful number, since it uses less digits than its factorization.

51063203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2687556.

The product of its (nonzero) digits is 540, while the sum is 20.

The square root of 51063203 is about 7145.8521535223. The cubic root of 51063203 is about 370.9961057706.

Adding to 51063203 its reverse (30236015), we get a palindrome (81299218).

The spelling of 51063203 in words is "fifty-one million, sixty-three thousand, two hundred three".