165366707 has 6 divisors (see below), whose sum is σ = 181766844. Its totient is φ = 150333260.

The previous prime is 165366697. The next prime is 165366713. The reversal of 165366707 is 707663561.

It is not a de Polignac number, because 165366707 - 2¹⁴ = 165350323 is a prime.

It is a super-2 number, since 2×165366707² = 54692295568047698, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (165366737) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 683213 + ... + 683454.

It is an arithmetic number, because the mean of its divisors is an integer number (30294474).

Almost surely, 2^165366707 is an apocalyptic number.

165366707 is a deficient number, since it is larger than the sum of its proper divisors (16400137).

165366707 is a wasteful number, since it uses less digits than its factorization.

165366707 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1366689 (or 1366678 counting only the distinct ones).

The product of its (nonzero) digits is 158760, while the sum is 41.

The square root of 165366707 is about 12859.4987071814. The cubic root of 165366707 is about 548.8866812564.

The spelling of 165366707 in words is "one hundred sixty-five million, three hundred sixty-six thousand, seven hundred seven".