133063697 has 4 divisors (see below), whose sum is σ = 143299380. Its totient is φ = 122828016.

The previous prime is 133063661. The next prime is 133063699. The reversal of 133063697 is 796360331.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 796360331 = 13 ⋅61258487.

It can be written as a sum of positive squares in 2 ways, for example, as 24049216 + 109014481 = 4904^2 + 10441^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-133063697 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 133063697.

It is not an unprimeable number, because it can be changed into a prime (133063699) 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, 5117822 + ... + 5117847.

It is an arithmetic number, because the mean of its divisors is an integer number (35824845).

Almost surely, 2^133063697 is an apocalyptic number.

It is an amenable number.

133063697 is a deficient number, since it is larger than the sum of its proper divisors (10235683).

133063697 is a wasteful number, since it uses less digits than its factorization.

133063697 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10235682.

The product of its (nonzero) digits is 61236, while the sum is 38.

The square root of 133063697 is about 11535.3238792849. The cubic root of 133063697 is about 510.5283477521.

The spelling of 133063697 in words is "one hundred thirty-three million, sixty-three thousand, six hundred ninety-seven".