133196955 has 32 divisors (see below), whose sum is σ = 228225600. Its totient is φ = 66097152.

The previous prime is 133196909. The next prime is 133196963. The reversal of 133196955 is 559691331.

It is not a de Polignac number, because 133196955 - 2⁹ = 133196443 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19761 + ... + 25629.

It is an arithmetic number, because the mean of its divisors is an integer number (7132050).

Almost surely, 2^133196955 is an apocalyptic number.

133196955 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

133196955 is a deficient number, since it is larger than the sum of its proper divisors (95028645).

133196955 is a wasteful number, since it uses less digits than its factorization.

133196955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5983.

The product of its digits is 109350, while the sum is 42.

The square root of 133196955 is about 11541.0985179055. The cubic root of 133196955 is about 510.6987155040.

The spelling of 133196955 in words is "one hundred thirty-three million, one hundred ninety-six thousand, nine hundred fifty-five".