165253124 has 24 divisors (see below), whose sum is σ = 313678008. Its totient is φ = 75868160.

The previous prime is 165253117. The next prime is 165253147. The reversal of 165253124 is 421352561.

165253124 is digitally balanced in base 3 and base 9, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 12730624 + 152522500 = 3568^2 + 12350^2 .

165253124 is strictly pandigital in base 9.

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, 26849 + ... + 32424.

It is an arithmetic number, because the mean of its divisors is an integer number (13069917).

Almost surely, 2^165253124 is an apocalyptic number.

It is an amenable number.

165253124 is a deficient number, since it is larger than the sum of its proper divisors (148424884).

165253124 is a wasteful number, since it uses less digits than its factorization.

165253124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59335 (or 59333 counting only the distinct ones).

The product of its digits is 7200, while the sum is 29.

The square root of 165253124 is about 12855.0816411254. The cubic root of 165253124 is about 548.7609838971.

The spelling of 165253124 in words is "one hundred sixty-five million, two hundred fifty-three thousand, one hundred twenty-four".