133696 has 14 divisors (see below), whose sum is σ = 265430. Its totient is φ = 66816.

The previous prime is 133691. The next prime is 133697. The reversal of 133696 is 696331.

133696 is an esthetic number in base 12, because in such base its adjacent digits differ by 1.

It can be written as a sum of positive squares in only one way, i.e., 129600 + 4096 = 360^2 + 64^2 .

It is not an unprimeable number, because it can be changed into a prime (133691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 981 + ... + 1108.

2¹³³⁶⁹⁶ is an apocalyptic number.

133696 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

133696 is a deficient number, since it is larger than the sum of its proper divisors (131734).

133696 is an equidigital number, since it uses as much as digits as its factorization.

133696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2101 (or 2091 counting only the distinct ones).

The product of its digits is 2916, while the sum is 28.

The square root of 133696 is about 365.6446362248. The cubic root of 133696 is about 51.1335727081.

The spelling of 133696 in words is "one hundred thirty-three thousand, six hundred ninety-six".