133461146 has 32 divisors (see below), whose sum is σ = 253061760. Its totient is φ = 51368256.

The previous prime is 133461143. The next prime is 133461179. The reversal of 133461146 is 641164331.

It is not an unprimeable number, because it can be changed into a prime (133461143) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3176 + ... + 16643.

It is an arithmetic number, because the mean of its divisors is an integer number (7908180).

Almost surely, 2^133461146 is an apocalyptic number.

133461146 is a deficient number, since it is larger than the sum of its proper divisors (119600614).

133461146 is a wasteful number, since it uses less digits than its factorization.

133461146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19878.

The product of its digits is 5184, while the sum is 29.

The square root of 133461146 is about 11552.5385089166. The cubic root of 133461146 is about 511.0361428832.

The spelling of 133461146 in words is "one hundred thirty-three million, four hundred sixty-one thousand, one hundred forty-six".