133034023 has 4 divisors (see below), whose sum is σ = 133664728. Its totient is φ = 132403320.

The previous prime is 133034021. The next prime is 133034117. The reversal of 133034023 is 320430331.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 133034023 - 2¹ = 133034021 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133034021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 315036 + ... + 315457.

It is an arithmetic number, because the mean of its divisors is an integer number (33416182).

Almost surely, 2^133034023 is an apocalyptic number.

133034023 is a deficient number, since it is larger than the sum of its proper divisors (630705).

133034023 is an equidigital number, since it uses as much as digits as its factorization.

133034023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 630704.

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

The square root of 133034023 is about 11534.0375844714. The cubic root of 133034023 is about 510.4903946394.

Adding to 133034023 its reverse (320430331), we get a palindrome (453464354).

It can be divided in two parts, 1330 and 34023, that added together give a palindrome (35353).

The spelling of 133034023 in words is "one hundred thirty-three million, thirty-four thousand, twenty-three".