103447140 has 48 divisors (see below), whose sum is σ = 290848320. Its totient is φ = 27472000.

The previous prime is 103447109. The next prime is 103447171. The reversal of 103447140 is 41744301.

It is an interprime number because it is at equal distance from previous prime (103447109) and next prime (103447171).

It is a self number, because there is not a number n which added to its sum of digits gives 103447140.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 11626 + ... + 18494.

It is an arithmetic number, because the mean of its divisors is an integer number (6059340).

Almost surely, 2^103447140 is an apocalyptic number.

103447140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

103447140 is an abundant number, since it is smaller than the sum of its proper divisors (187401180).

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

103447140 is a wasteful number, since it uses less digits than its factorization.

103447140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7132 (or 7130 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 24.

The square root of 103447140 is about 10170.8967156294. The cubic root of 103447140 is about 469.4321495742.

The spelling of 103447140 in words is "one hundred three million, four hundred forty-seven thousand, one hundred forty".