100281039 has 16 divisors (see below), whose sum is σ = 138910464. Its totient is φ = 64299200.

The previous prime is 100281037. The next prime is 100281047. The reversal of 100281039 is 930182001.

It is a cyclic number.

It is not a de Polignac number, because 100281039 - 2¹ = 100281037 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100281037) by changing a digit.

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, 2992 + ... + 14474.

It is an arithmetic number, because the mean of its divisors is an integer number (8681904).

Almost surely, 2^100281039 is an apocalyptic number.

100281039 is a deficient number, since it is larger than the sum of its proper divisors (38629425).

100281039 is a wasteful number, since it uses less digits than its factorization.

100281039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11598.

The product of its (nonzero) digits is 432, while the sum is 24.

The square root of 100281039 is about 10014.0420909840. The cubic root of 100281039 is about 464.5932991506.

The spelling of 100281039 in words is "one hundred million, two hundred eighty-one thousand, thirty-nine".