133955372 has 12 divisors (see below), whose sum is σ = 234602256. Its totient is φ = 66926160.

The previous prime is 133955357. The next prime is 133955389. The reversal of 133955372 is 273559331.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6704 + ... + 17687.

It is an arithmetic number, because the mean of its divisors is an integer number (19550188).

Almost surely, 2^133955372 is an apocalyptic number.

It is an amenable number.

133955372 is a deficient number, since it is larger than the sum of its proper divisors (100646884).

133955372 is a wasteful number, since it uses less digits than its factorization.

133955372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25768 (or 25766 counting only the distinct ones).

The product of its digits is 85050, while the sum is 38.

The square root of 133955372 is about 11573.9091062614. The cubic root of 133955372 is about 511.6661794933. Note that the first 3 decimals are identical.

The spelling of 133955372 in words is "one hundred thirty-three million, nine hundred fifty-five thousand, three hundred seventy-two".