1103426128838 has 16 divisors (see below), whose sum is σ = 1805654947536. Its totient is φ = 501543843840.

The previous prime is 1103426128823. The next prime is 1103426128867. The reversal of 1103426128838 is 8388216243011.

It is a junction number, because it is equal to n+sod(n) for n = 1103426128792 and 1103426128801.

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 7 ways as a sum of consecutive naturals, for example, 186770 + ... + 1497242.

It is an arithmetic number, because the mean of its divisors is an integer number (112853434221).

Almost surely, 2^{1103426128838} is an apocalyptic number.

1103426128838 is a deficient number, since it is larger than the sum of its proper divisors (702228818698).

1103426128838 is a wasteful number, since it uses less digits than its factorization.

1103426128838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1348759.

The product of its (nonzero) digits is 442368, while the sum is 47.

The spelling of 1103426128838 in words is "one trillion, one hundred three billion, four hundred twenty-six million, one hundred twenty-eight thousand, eight hundred thirty-eight".