165482969 has 2 divisors, whose sum is σ = 165482970. Its totient is φ = 165482968.

The previous prime is 165482939. The next prime is 165482971. The reversal of 165482969 is 969284561.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 142086400 + 23396569 = 11920^2 + 4837^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-165482969 is a prime.

It is a super-2 number, since 2×165482969² = 54769226058109922, which contains 22 as substring.

It is a Sophie Germain prime.

Together with 165482971, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (165482939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82741484 + 82741485.

It is an arithmetic number, because the mean of its divisors is an integer number (82741485).

Almost surely, 2^165482969 is an apocalyptic number.

It is an amenable number.

165482969 is a deficient number, since it is larger than the sum of its proper divisors (1).

165482969 is an equidigital number, since it uses as much as digits as its factorization.

165482969 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 933120, while the sum is 50.

The square root of 165482969 is about 12864.0183846262. The cubic root of 165482969 is about 549.0152837529.

The spelling of 165482969 in words is "one hundred sixty-five million, four hundred eighty-two thousand, nine hundred sixty-nine".