133045607 has 4 divisors (see below), whose sum is σ = 133068936. Its totient is φ = 133022280.

The previous prime is 133045589. The next prime is 133045609. The reversal of 133045607 is 706540331.

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 133045607 - 2²⁰ = 131997031 is a prime.

It is a super-2 number, since 2×133045607² = 35402267083996898, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 133045607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133045609) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3233 + ... + 16629.

It is an arithmetic number, because the mean of its divisors is an integer number (33267234).

Almost surely, 2^133045607 is an apocalyptic number.

133045607 is a deficient number, since it is larger than the sum of its proper divisors (23329).

133045607 is an equidigital number, since it uses as much as digits as its factorization.

133045607 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23328.

The product of its (nonzero) digits is 7560, while the sum is 29.

The square root of 133045607 is about 11534.5397394088. The cubic root of 133045607 is about 510.5052112729.

Adding to 133045607 its reverse (706540331), we get a palindrome (839585938).

The spelling of 133045607 in words is "one hundred thirty-three million, forty-five thousand, six hundred seven".