103728126 has 32 divisors (see below), whose sum is σ = 213016320. Its totient is φ = 33655104.

The previous prime is 103728113. The next prime is 103728133. The reversal of 103728126 is 621827301.

It is a junction number, because it is equal to n+sod(n) for n = 103728093 and 103728102.

It is a congruent number.

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, 105031 + ... + 106013.

It is an arithmetic number, because the mean of its divisors is an integer number (6656760).

Almost surely, 2^103728126 is an apocalyptic number.

103728126 is an abundant number, since it is smaller than the sum of its proper divisors (109288194).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

103728126 is a wasteful number, since it uses less digits than its factorization.

103728126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1440.

The product of its (nonzero) digits is 4032, while the sum is 30.

The square root of 103728126 is about 10184.7005847006. The cubic root of 103728126 is about 469.8567935514.

The spelling of 103728126 in words is "one hundred three million, seven hundred twenty-eight thousand, one hundred twenty-six".