23335121 has 2 divisors, whose sum is σ = 23335122. Its totient is φ = 23335120.

The previous prime is 23335093. The next prime is 23335129. The reversal of 23335121 is 12153332.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20566225 + 2768896 = 4535^2 + 1664^2 .

It is a cyclic number.

It is not a de Polignac number, because 23335121 - 2²² = 19140817 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23335093 and 23335102.

It is not a weakly prime, because it can be changed into another prime (23335129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11667560 + 11667561.

It is an arithmetic number, because the mean of its divisors is an integer number (11667561).

Almost surely, 2^23335121 is an apocalyptic number.

It is an amenable number.

23335121 is a deficient number, since it is larger than the sum of its proper divisors (1).

23335121 is an equidigital number, since it uses as much as digits as its factorization.

23335121 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 540, while the sum is 20.

The square root of 23335121 is about 4830.6439529322. The cubic root of 23335121 is about 285.7612601693.

Adding to 23335121 its reverse (12153332), we get a palindrome (35488453).

The spelling of 23335121 in words is "twenty-three million, three hundred thirty-five thousand, one hundred twenty-one".