51234203 has 12 divisors (see below), whose sum is σ = 54361080. Its totient is φ = 48279456.

The previous prime is 51234193. The next prime is 51234217. The reversal of 51234203 is 30243215.

It is a happy number.

It is not a de Polignac number, because 51234203 - 2⁴ = 51234187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (51234803) 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, 125063 + ... + 125471.

It is an arithmetic number, because the mean of its divisors is an integer number (4530090).

Almost surely, 2^51234203 is an apocalyptic number.

51234203 is a deficient number, since it is larger than the sum of its proper divisors (3126877).

51234203 is a wasteful number, since it uses less digits than its factorization.

51234203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 794 (or 775 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 51234203 is about 7157.8071362674. The cubic root of 51234203 is about 371.4097738374.

Adding to 51234203 its reverse (30243215), we get a palindrome (81477418).

The spelling of 51234203 in words is "fifty-one million, two hundred thirty-four thousand, two hundred three".