133232023 has 2 divisors, whose sum is σ = 133232024. Its totient is φ = 133232022.

The previous prime is 133231949. The next prime is 133232041. The reversal of 133232023 is 320232331.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (320232331) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-133232023 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (133232053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66616011 + 66616012.

It is an arithmetic number, because the mean of its divisors is an integer number (66616012).

Almost surely, 2^133232023 is an apocalyptic number.

133232023 is a deficient number, since it is larger than the sum of its proper divisors (1).

133232023 is an equidigital number, since it uses as much as digits as its factorization.

133232023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 19.

The square root of 133232023 is about 11542.6176840438. The cubic root of 133232023 is about 510.7435303700.

Adding to 133232023 its reverse (320232331), we get a palindrome (453464354).

The spelling of 133232023 in words is "one hundred thirty-three million, two hundred thirty-two thousand, twenty-three".