133164485 has 16 divisors (see below), whose sum is σ = 169646400. Its totient is φ = 99998976.

The previous prime is 133164469. The next prime is 133164487. The reversal of 133164485 is 584461331.

It is a cyclic number.

It is not a de Polignac number, because 133164485 - 2⁴ = 133164469 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133164487) 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, 33746 + ... + 37484.

It is an arithmetic number, because the mean of its divisors is an integer number (10602900).

Almost surely, 2^133164485 is an apocalyptic number.

It is an amenable number.

133164485 is a deficient number, since it is larger than the sum of its proper divisors (36481915).

133164485 is a wasteful number, since it uses less digits than its factorization.

133164485 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4180.

The product of its digits is 34560, while the sum is 35.

The square root of 133164485 is about 11539.6917203190. The cubic root of 133164485 is about 510.6572137171.

The spelling of 133164485 in words is "one hundred thirty-three million, one hundred sixty-four thousand, four hundred eighty-five".