51233353 has 2 divisors, whose sum is σ = 51233354. Its totient is φ = 51233352.

The previous prime is 51233321. The next prime is 51233389. The reversal of 51233353 is 35333215.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 40297104 + 10936249 = 6348^2 + 3307^2 .

It is a cyclic number.

It is not a de Polignac number, because 51233353 - 2⁵ = 51233321 is a prime.

It is not a weakly prime, because it can be changed into another prime (51233153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25616676 + 25616677.

It is an arithmetic number, because the mean of its divisors is an integer number (25616677).

Almost surely, 2^51233353 is an apocalyptic number.

It is an amenable number.

51233353 is a deficient number, since it is larger than the sum of its proper divisors (1).

51233353 is an equidigital number, since it uses as much as digits as its factorization.

51233353 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4050, while the sum is 25.

The square root of 51233353 is about 7157.7477602944. The cubic root of 51233353 is about 371.4077198706.

Adding to 51233353 its reverse (35333215), we get a palindrome (86566568).

The spelling of 51233353 in words is "fifty-one million, two hundred thirty-three thousand, three hundred fifty-three".