133310417 has 2 divisors, whose sum is σ = 133310418. Its totient is φ = 133310416.

The previous prime is 133310389. The next prime is 133310459. The reversal of 133310417 is 714013331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 107412496 + 25897921 = 10364^2 + 5089^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-133310417 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 133310392 and 133310401.

It is not a weakly prime, because it can be changed into another prime (133310497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66655208 + 66655209.

It is an arithmetic number, because the mean of its divisors is an integer number (66655209).

Almost surely, 2^133310417 is an apocalyptic number.

It is an amenable number.

133310417 is a deficient number, since it is larger than the sum of its proper divisors (1).

133310417 is an equidigital number, since it uses as much as digits as its factorization.

133310417 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 756, while the sum is 23.

The square root of 133310417 is about 11546.0130348099. The cubic root of 133310417 is about 510.8436849148.

Adding to 133310417 its reverse (714013331), we get a palindrome (847323748).

The spelling of 133310417 in words is "one hundred thirty-three million, three hundred ten thousand, four hundred seventeen".