133347499 has 2 divisors, whose sum is σ = 133347500. Its totient is φ = 133347498.

The previous prime is 133347451. The next prime is 133347517. The reversal of 133347499 is 994743331.

It is a strong prime.

It is an emirp because it is prime and its reverse (994743331) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 133347499 - 2¹³ = 133339307 is a prime.

It is not a weakly prime, because it can be changed into another prime (133347419) 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 as a sum of consecutive naturals, namely, 66673749 + 66673750.

It is an arithmetic number, because the mean of its divisors is an integer number (66673750).

Almost surely, 2^133347499 is an apocalyptic number.

133347499 is a deficient number, since it is larger than the sum of its proper divisors (1).

133347499 is an equidigital number, since it uses as much as digits as its factorization.

133347499 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 244944, while the sum is 43.

The square root of 133347499 is about 11547.6187588611. The cubic root of 133347499 is about 510.8910464283.

The spelling of 133347499 in words is "one hundred thirty-three million, three hundred forty-seven thousand, four hundred ninety-nine".