165434510411 has 2 divisors, whose sum is σ = 165434510412. Its totient is φ = 165434510410.

The previous prime is 165434510407. The next prime is 165434510453. The reversal of 165434510411 is 114015434561.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 165434510411 - 2² = 165434510407 is a prime.

It is not a weakly prime, because it can be changed into another prime (165434510611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82717255205 + 82717255206.

It is an arithmetic number, because the mean of its divisors is an integer number (82717255206).

Almost surely, 2^165434510411 is an apocalyptic number.

165434510411 is a deficient number, since it is larger than the sum of its proper divisors (1).

165434510411 is an equidigital number, since it uses as much as digits as its factorization.

165434510411 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28800, while the sum is 35.

Adding to 165434510411 its reverse (114015434561), we get a palindrome (279449944972).

The spelling of 165434510411 in words is "one hundred sixty-five billion, four hundred thirty-four million, five hundred ten thousand, four hundred eleven".