133407003 has 4 divisors (see below), whose sum is σ = 177876008. Its totient is φ = 88938000.

The previous prime is 133406971. The next prime is 133407011. The reversal of 133407003 is 300704331.

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

It is not a de Polignac number, because 133407003 - 2⁵ = 133406971 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133407073) 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, 22234498 + ... + 22234503.

It is an arithmetic number, because the mean of its divisors is an integer number (44469002).

Almost surely, 2^133407003 is an apocalyptic number.

133407003 is a deficient number, since it is larger than the sum of its proper divisors (44469005).

133407003 is an equidigital number, since it uses as much as digits as its factorization.

133407003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44469004.

The product of its (nonzero) digits is 756, while the sum is 21.

The square root of 133407003 is about 11550.1949334200. The cubic root of 133407003 is about 510.9670272062.

The spelling of 133407003 in words is "one hundred thirty-three million, four hundred seven thousand, three".