133496669 has 4 divisors (see below), whose sum is σ = 139300896. Its totient is φ = 127692444.

The previous prime is 133496653. The next prime is 133496677. The reversal of 133496669 is 966694331.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 133496669 - 2⁴ = 133496653 is a prime.

It is a super-2 number, since 2×133496669² = 35642721268191122, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133496689) 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, 2902079 + ... + 2902124.

It is an arithmetic number, because the mean of its divisors is an integer number (34825224).

Almost surely, 2^133496669 is an apocalyptic number.

It is an amenable number.

133496669 is a deficient number, since it is larger than the sum of its proper divisors (5804227).

133496669 is an equidigital number, since it uses as much as digits as its factorization.

133496669 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5804226.

The product of its digits is 629856, while the sum is 47.

The square root of 133496669 is about 11554.0758609246. The cubic root of 133496669 is about 511.0814792402.

The spelling of 133496669 in words is "one hundred thirty-three million, four hundred ninety-six thousand, six hundred sixty-nine".