103518940 has 48 divisors (see below), whose sum is σ = 250939584. Its totient is φ = 35136000.

The previous prime is 103518937. The next prime is 103518971. The reversal of 103518940 is 49815301.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10480 + ... + 17800.

It is an arithmetic number, because the mean of its divisors is an integer number (5227908).

Almost surely, 2^103518940 is an apocalyptic number.

103518940 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 103518940, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (125469792).

103518940 is an abundant number, since it is smaller than the sum of its proper divisors (147420644).

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

103518940 is a wasteful number, since it uses less digits than its factorization.

103518940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7438 (or 7436 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 31.

The square root of 103518940 is about 10174.4257823230. The cubic root of 103518940 is about 469.5407313850.

It can be divided in two parts, 10351 and 8940, that added together give a palindrome (19291).

The spelling of 103518940 in words is "one hundred three million, five hundred eighteen thousand, nine hundred forty".