165482497 has 8 divisors (see below), whose sum is σ = 171348840. Its totient is φ = 159626880.

The previous prime is 165482491. The next prime is 165482503. The reversal of 165482497 is 794284561.

It is a Cunningham number, because it is equal to 12864²+1.

It is an interprime number because it is at equal distance from previous prime (165482491) and next prime (165482503).

It can be written as a sum of positive squares in 4 ways, for example, as 70829056 + 94653441 = 8416^2 + 9729^2 .

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 165482497 - 2²⁷ = 31264769 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (165482491) 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, 41023 + ... + 44875.

It is an arithmetic number, because the mean of its divisors is an integer number (21418605).

Almost surely, 2^165482497 is an apocalyptic number.

It is an amenable number.

165482497 is a deficient number, since it is larger than the sum of its proper divisors (5866343).

165482497 is a wasteful number, since it uses less digits than its factorization.

165482497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5363.

The product of its digits is 483840, while the sum is 46.

The square root of 165482497 is about 12864.0000388682. Note that the first 4 decimals coincide. The cubic root of 165482497 is about 549.0147617748.

The spelling of 165482497 in words is "one hundred sixty-five million, four hundred eighty-two thousand, four hundred ninety-seven".