164101538 has 32 divisors (see below), whose sum is σ = 261342720. Its totient is φ = 77172480.

The previous prime is 164101501. The next prime is 164101547. The reversal of 164101538 is 835101461.

It is a self number, because there is not a number n which added to its sum of digits gives 164101538.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 413156 + ... + 413552.

It is an arithmetic number, because the mean of its divisors is an integer number (8166960).

Almost surely, 2^164101538 is an apocalyptic number.

164101538 is a deficient number, since it is larger than the sum of its proper divisors (97241182).

164101538 is a wasteful number, since it uses less digits than its factorization.

164101538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 602.

The product of its (nonzero) digits is 2880, while the sum is 29.

The square root of 164101538 is about 12810.2122542915. The cubic root of 164101538 is about 547.4833094027.

Adding to 164101538 its reverse (835101461), we get a palindrome (999202999).

The spelling of 164101538 in words is "one hundred sixty-four million, one hundred one thousand, five hundred thirty-eight".