23366081 has 2 divisors, whose sum is σ = 23366082. Its totient is φ = 23366080.

The previous prime is 23366069. The next prime is 23366087. The reversal of 23366081 is 18066332.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23193856 + 172225 = 4816^2 + 415^2 .

It is a cyclic number.

It is not a de Polignac number, because 23366081 - 2¹⁰ = 23365057 is a prime.

It is a super-2 number, since 2×23366081² = 1091947482597122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (23366087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11683040 + 11683041.

It is an arithmetic number, because the mean of its divisors is an integer number (11683041).

Almost surely, 2^23366081 is an apocalyptic number.

It is an amenable number.

23366081 is a deficient number, since it is larger than the sum of its proper divisors (1).

23366081 is an equidigital number, since it uses as much as digits as its factorization.

23366081 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 23366081 is about 4833.8474324290. The cubic root of 23366081 is about 285.8875827601.

The spelling of 23366081 in words is "twenty-three million, three hundred sixty-six thousand, eighty-one".