105132028 has 6 divisors (see below), whose sum is σ = 183981056. Its totient is φ = 52566012.

The previous prime is 105132023. The next prime is 105132031. The reversal of 105132028 is 820231501.

It is a super-2 number, since 2×105132028² = 22105486622785568, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105132023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13141500 + ... + 13141507.

Almost surely, 2^105132028 is an apocalyptic number.

It is an amenable number.

105132028 is a deficient number, since it is larger than the sum of its proper divisors (78849028).

105132028 is a wasteful number, since it uses less digits than its factorization.

105132028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26283011 (or 26283009 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 22.

The square root of 105132028 is about 10253.3910488189. The cubic root of 105132028 is about 471.9670509893.

Adding to 105132028 its reverse (820231501), we get a palindrome (925363529).

The spelling of 105132028 in words is "one hundred five million, one hundred thirty-two thousand, twenty-eight".