103891560 has 64 divisors (see below), whose sum is σ = 320112000. Its totient is φ = 26954496.

The previous prime is 103891553. The next prime is 103891561. The reversal of 103891560 is 65198301.

It is not an unprimeable number, because it can be changed into a prime (103891561) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7260 + ... + 16139.

It is an arithmetic number, because the mean of its divisors is an integer number (5001750).

Almost surely, 2^103891560 is an apocalyptic number.

103891560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

103891560 is an abundant number, since it is smaller than the sum of its proper divisors (216220440).

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

103891560 is a wasteful number, since it uses less digits than its factorization.

103891560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23450 (or 23446 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 33.

The square root of 103891560 is about 10192.7209321162. The cubic root of 103891560 is about 470.1034327965.

The spelling of 103891560 in words is "one hundred three million, eight hundred ninety-one thousand, five hundred sixty".