101128546 has 8 divisors (see below), whose sum is σ = 160615980. Its totient is φ = 47589888.

The previous prime is 101128543. The next prime is 101128607. The reversal of 101128546 is 645821101.

It can be written as a sum of positive squares in 2 ways, for example, as 83997225 + 17131321 = 9165^2 + 4139^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (101128543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1487151 + ... + 1487218.

Almost surely, 2^101128546 is an apocalyptic number.

101128546 is a deficient number, since it is larger than the sum of its proper divisors (59487434).

101128546 is a wasteful number, since it uses less digits than its factorization.

101128546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2974388.

The product of its (nonzero) digits is 1920, while the sum is 28.

The square root of 101128546 is about 10056.2689900380. The cubic root of 101128546 is about 465.8984379599.

Adding to 101128546 its reverse (645821101), we get a palindrome (746949647).

The spelling of 101128546 in words is "one hundred one million, one hundred twenty-eight thousand, five hundred forty-six".