133323713 has 2 divisors, whose sum is σ = 133323714. Its totient is φ = 133323712.

The previous prime is 133323679. The next prime is 133323721. The reversal of 133323713 is 317323331.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 74770609 + 58553104 = 8647^2 + 7652^2 .

It is a cyclic number.

It is not a de Polignac number, because 133323713 - 2¹⁸ = 133061569 is a prime.

It is not a weakly prime, because it can be changed into another prime (133323733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66661856 + 66661857.

It is an arithmetic number, because the mean of its divisors is an integer number (66661857).

Almost surely, 2^133323713 is an apocalyptic number.

It is an amenable number.

133323713 is a deficient number, since it is larger than the sum of its proper divisors (1).

133323713 is an equidigital number, since it uses as much as digits as its factorization.

133323713 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3402, while the sum is 26.

The square root of 133323713 is about 11546.5888036251. The cubic root of 133323713 is about 510.8606677132.

The spelling of 133323713 in words is "one hundred thirty-three million, three hundred twenty-three thousand, seven hundred thirteen".