23301133 has 2 divisors, whose sum is σ = 23301134. Its totient is φ = 23301132.

The previous prime is 23301107. The next prime is 23301137. The reversal of 23301133 is 33110332.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23068809 + 232324 = 4803^2 + 482^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23301133 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23301137) 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, 11650566 + 11650567.

It is an arithmetic number, because the mean of its divisors is an integer number (11650567).

Almost surely, 2^23301133 is an apocalyptic number.

It is an amenable number.

23301133 is a deficient number, since it is larger than the sum of its proper divisors (1).

23301133 is an equidigital number, since it uses as much as digits as its factorization.

23301133 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 162, while the sum is 16.

The square root of 23301133 is about 4827.1247135329. The cubic root of 23301133 is about 285.6224540470.

Adding to 23301133 its reverse (33110332), we get a palindrome (56411465).

The spelling of 23301133 in words is "twenty-three million, three hundred one thousand, one hundred thirty-three".