51233011 has 2 divisors, whose sum is σ = 51233012. Its totient is φ = 51233010.

The previous prime is 51232999. The next prime is 51233023. The reversal of 51233011 is 11033215.

51233011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a balanced prime because it is at equal distance from previous prime (51232999) and next prime (51233023).

It is a cyclic number.

It is not a de Polignac number, because 51233011 - 2¹³ = 51224819 is a prime.

It is a super-2 number, since 2×51233011² = 5249642832252242, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (51233041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25616505 + 25616506.

It is an arithmetic number, because the mean of its divisors is an integer number (25616506).

Almost surely, 2^51233011 is an apocalyptic number.

51233011 is a deficient number, since it is larger than the sum of its proper divisors (1).

51233011 is an equidigital number, since it uses as much as digits as its factorization.

51233011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 90, while the sum is 16.

The square root of 51233011 is about 7157.7238700581. The cubic root of 51233011 is about 371.4068934446.

Adding to 51233011 its reverse (11033215), we get a palindrome (62266226).

The spelling of 51233011 in words is "fifty-one million, two hundred thirty-three thousand, eleven".