133109246 has 8 divisors (see below), whose sum is σ = 206548920. Its totient is φ = 64259608.

The previous prime is 133109243. The next prime is 133109267. The reversal of 133109246 is 642901331.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133109243) 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, 1147436 + ... + 1147551.

It is an arithmetic number, because the mean of its divisors is an integer number (25818615).

Almost surely, 2^133109246 is an apocalyptic number.

133109246 is a deficient number, since it is larger than the sum of its proper divisors (73439674).

133109246 is a wasteful number, since it uses less digits than its factorization.

133109246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2295018.

The product of its (nonzero) digits is 3888, while the sum is 29.

The square root of 133109246 is about 11537.2980372356. The cubic root of 133109246 is about 510.5865940491.

The spelling of 133109246 in words is "one hundred thirty-three million, one hundred nine thousand, two hundred forty-six".