165114641 has 2 divisors, whose sum is σ = 165114642. Its totient is φ = 165114640.

The previous prime is 165114623. The next prime is 165114647. The reversal of 165114641 is 146411561.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 163840000 + 1274641 = 12800^2 + 1129^2 .

It is a cyclic number.

It is not a de Polignac number, because 165114641 - 2¹⁴ = 165098257 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (165114647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82557320 + 82557321.

It is an arithmetic number, because the mean of its divisors is an integer number (82557321).

Almost surely, 2^165114641 is an apocalyptic number.

It is an amenable number.

165114641 is a deficient number, since it is larger than the sum of its proper divisors (1).

165114641 is an equidigital number, since it uses as much as digits as its factorization.

165114641 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2880, while the sum is 29.

The square root of 165114641 is about 12849.6941986959. The cubic root of 165114641 is about 548.6076528471.

The spelling of 165114641 in words is "one hundred sixty-five million, one hundred fourteen thousand, six hundred forty-one".