103453611912 has 128 divisors (see below), whose sum is σ = 339749280000.
Its totient is φ = 28538915328.
The previous prime is 103453611851. The next prime is 103453611923. The reversal of 103453611912 is 219116354301.
103453611912 is a `hidden beast` number, since 1 + 0 + 3 + 4 + 536 + 119 + 1 + 2 = 666.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1135837 + ... + 1223532.
It is an arithmetic number, because the mean of its divisors is an integer number (2654291250).
Almost surely, 2103453611912 is an apocalyptic number.
103453611912 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
103453611912 is an abundant number, since it is smaller than the sum of its proper divisors (236295668088).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
103453611912 is a wasteful number, since it uses less digits than its factorization.
103453611912 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2359420 (or 2359410 counting only the distinct ones).
The product of its (nonzero) digits is 19440, while the sum is 36.
The spelling of 103453611912 in words is "one hundred three billion, four hundred fifty-three million, six hundred eleven thousand, nine hundred twelve".