165034801 has 2 divisors, whose sum is σ = 165034802. Its totient is φ = 165034800.

The previous prime is 165034787. The next prime is 165034841. The reversal of 165034801 is 108430561.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 161798400 + 3236401 = 12720^2 + 1799^2 .

It is a cyclic number.

It is not a de Polignac number, because 165034801 - 2⁷ = 165034673 is a prime.

It is a super-2 number, since 2×165034801² = 54472971082219202, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 165034801.

It is not a weakly prime, because it can be changed into another prime (165034841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82517400 + 82517401.

It is an arithmetic number, because the mean of its divisors is an integer number (82517401).

Almost surely, 2^165034801 is an apocalyptic number.

It is an amenable number.

165034801 is a deficient number, since it is larger than the sum of its proper divisors (1).

165034801 is an equidigital number, since it uses as much as digits as its factorization.

165034801 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 165034801 is about 12846.5871343326. The cubic root of 165034801 is about 548.5192134927.

The spelling of 165034801 in words is "one hundred sixty-five million, thirty-four thousand, eight hundred one".