103189356 has 24 divisors (see below), whose sum is σ = 267528240. Its totient is φ = 34396416.

The previous prime is 103189351. The next prime is 103189381. The reversal of 103189356 is 653981301.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 103189356.

It is not an unprimeable number, because it can be changed into a prime (103189351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 477621 + ... + 477836.

It is an arithmetic number, because the mean of its divisors is an integer number (11147010).

Almost surely, 2^103189356 is an apocalyptic number.

It is an amenable number.

103189356 is an abundant number, since it is smaller than the sum of its proper divisors (164338884).

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

103189356 is a wasteful number, since it uses less digits than its factorization.

103189356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 955470 (or 955462 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 36.

The square root of 103189356 is about 10158.2161819879. The cubic root of 103189356 is about 469.0418930789.

The spelling of 103189356 in words is "one hundred three million, one hundred eighty-nine thousand, three hundred fifty-six".