355162165 has 4 divisors (see below), whose sum is σ = 426194604. Its totient is φ = 284129728.

The previous prime is 355162151. The next prime is 355162183. The reversal of 355162165 is 561261553.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 78039556 + 277122609 = 8834^2 + 16647^2 .

It is a cyclic number.

It is not a de Polignac number, because 355162165 - 2¹³ = 355153973 is a prime.

It is a super-2 number, since 2×355162165² = 252280326894974450, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 355162165.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35516212 + ... + 35516221.

It is an arithmetic number, because the mean of its divisors is an integer number (106548651).

Almost surely, 2^355162165 is an apocalyptic number.

It is an amenable number.

355162165 is a deficient number, since it is larger than the sum of its proper divisors (71032439).

355162165 is an equidigital number, since it uses as much as digits as its factorization.

355162165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71032438.

The product of its digits is 27000, while the sum is 34.

The square root of 355162165 is about 18845.7466023504. The cubic root of 355162165 is about 708.1776748003.

The spelling of 355162165 in words is "three hundred fifty-five million, one hundred sixty-two thousand, one hundred sixty-five".