165254122 has 16 divisors (see below), whose sum is σ = 279741600. Its totient is φ = 72525040.

The previous prime is 165254107. The next prime is 165254143. The reversal of 165254122 is 221452561.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 128872 + ... + 130147.

It is an arithmetic number, because the mean of its divisors is an integer number (17483850).

Almost surely, 2^165254122 is an apocalyptic number.

165254122 is a deficient number, since it is larger than the sum of its proper divisors (114487478).

165254122 is a wasteful number, since it uses less digits than its factorization.

165254122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 259061.

The product of its digits is 4800, while the sum is 28.

The square root of 165254122 is about 12855.1204584010. The cubic root of 165254122 is about 548.7620885910.

The spelling of 165254122 in words is "one hundred sixty-five million, two hundred fifty-four thousand, one hundred twenty-two".