133407019 has 2 divisors, whose sum is σ = 133407020. Its totient is φ = 133407018.

The previous prime is 133407011. The next prime is 133407059. The reversal of 133407019 is 910704331.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 133407019 - 2³ = 133407011 is a prime.

It is a super-2 number, since 2×133407019² = 35594865436932722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (133407011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66703509 + 66703510.

It is an arithmetic number, because the mean of its divisors is an integer number (66703510).

Almost surely, 2^133407019 is an apocalyptic number.

133407019 is a deficient number, since it is larger than the sum of its proper divisors (1).

133407019 is an equidigital number, since it uses as much as digits as its factorization.

133407019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2268, while the sum is 28.

The square root of 133407019 is about 11550.1956260489. The cubic root of 133407019 is about 510.9670476336.

The spelling of 133407019 in words is "one hundred thirty-three million, four hundred seven thousand, nineteen".