133770169 has 8 divisors (see below), whose sum is σ = 146502720. Its totient is φ = 121386576.

The previous prime is 133770137. The next prime is 133770179. The reversal of 133770169 is 961077331.

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

It is a cyclic number.

It is not a de Polignac number, because 133770169 - 2⁵ = 133770137 is a prime.

It is a super-2 number, since 2×133770169² = 35788916228577122, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (133770179) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 86437 + ... + 87970.

It is an arithmetic number, because the mean of its divisors is an integer number (18312840).

Almost surely, 2^133770169 is an apocalyptic number.

It is an amenable number.

133770169 is a deficient number, since it is larger than the sum of its proper divisors (12732551).

133770169 is a wasteful number, since it uses less digits than its factorization.

133770169 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174479.

The product of its (nonzero) digits is 23814, while the sum is 37.

The square root of 133770169 is about 11565.9054552594. The cubic root of 133770169 is about 511.4302655582.

The spelling of 133770169 in words is "one hundred thirty-three million, seven hundred seventy thousand, one hundred sixty-nine".