165497367 has 8 divisors (see below), whose sum is σ = 252186496. Its totient is φ = 94569912.

The previous prime is 165497357. The next prime is 165497377. The reversal of 165497367 is 763794561.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (165497357) and next prime (165497377).

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

It is not a de Polignac number, because 165497367 - 2¹⁶ = 165431831 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (165497317) 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, 3940393 + ... + 3940434.

It is an arithmetic number, because the mean of its divisors is an integer number (31523312).

Almost surely, 2^165497367 is an apocalyptic number.

165497367 is a deficient number, since it is larger than the sum of its proper divisors (86689129).

165497367 is an equidigital number, since it uses as much as digits as its factorization.

165497367 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7880837.

The product of its digits is 952560, while the sum is 48.

The square root of 165497367 is about 12864.5779954105. The cubic root of 165497367 is about 549.0312058201.

The spelling of 165497367 in words is "one hundred sixty-five million, four hundred ninety-seven thousand, three hundred sixty-seven".