133560146 has 8 divisors (see below), whose sum is σ = 200403840. Its totient is φ = 66758868.

The previous prime is 133560137. The next prime is 133560151. The reversal of 133560146 is 641065331.

It is a happy number.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 986 + ... + 16373.

It is an arithmetic number, because the mean of its divisors is an integer number (25050480).

Almost surely, 2^133560146 is an apocalyptic number.

133560146 is a deficient number, since it is larger than the sum of its proper divisors (66843694).

133560146 is a wasteful number, since it uses less digits than its factorization.

133560146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21208.

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 133560146 is about 11556.8224871718. The cubic root of 133560146 is about 511.1624719688.

The spelling of 133560146 in words is "one hundred thirty-three million, five hundred sixty thousand, one hundred forty-six".