133563146 has 8 divisors (see below), whose sum is σ = 201874464. Its totient is φ = 66271660.

The previous prime is 133563137. The next prime is 133563149. The reversal of 133563146 is 641365331.

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

It is a super-2 number, since 2×133563146² = 35678227938834632, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (133563149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 254630 + ... + 255153.

It is an arithmetic number, because the mean of its divisors is an integer number (25234308).

Almost surely, 2^133563146 is an apocalyptic number.

133563146 is a deficient number, since it is larger than the sum of its proper divisors (68311318).

133563146 is a wasteful number, since it uses less digits than its factorization.

133563146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 509916.

The product of its digits is 19440, while the sum is 32.

The square root of 133563146 is about 11556.9522799049. The cubic root of 133563146 is about 511.1662991482.

The spelling of 133563146 in words is "one hundred thirty-three million, five hundred sixty-three thousand, one hundred forty-six".