51324233 has 2 divisors, whose sum is σ = 51324234. Its totient is φ = 51324232.

The previous prime is 51324227. The next prime is 51324239. The reversal of 51324233 is 33242315.

It is a balanced prime because it is at equal distance from previous prime (51324227) and next prime (51324239).

It can be written as a sum of positive squares in only one way, i.e., 28590409 + 22733824 = 5347^2 + 4768^2 .

It is a cyclic number.

It is not a de Polignac number, because 51324233 - 2⁸ = 51323977 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 51324199 and 51324208.

It is not a weakly prime, because it can be changed into another prime (51324239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25662116 + 25662117.

It is an arithmetic number, because the mean of its divisors is an integer number (25662117).

Almost surely, 2^51324233 is an apocalyptic number.

It is an amenable number.

51324233 is a deficient number, since it is larger than the sum of its proper divisors (1).

51324233 is an equidigital number, since it uses as much as digits as its factorization.

51324233 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2160, while the sum is 23.

The square root of 51324233 is about 7164.0933131835. The cubic root of 51324233 is about 371.6271966594.

Adding to 51324233 its reverse (33242315), we get a palindrome (84566548).

The spelling of 51324233 in words is "fifty-one million, three hundred twenty-four thousand, two hundred thirty-three".