103600140 has 192 divisors, whose sum is σ = 350085120. Its totient is φ = 22394880.

The previous prime is 103600139. The next prime is 103600163. The reversal of 103600140 is 41006301.

It is a super-3 number, since 3×103600140³ (a number of 25 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 950406 + ... + 950514.

It is an arithmetic number, because the mean of its divisors is an integer number (1823360).

Almost surely, 2^103600140 is an apocalyptic number.

103600140 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 103600140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (175042560).

103600140 is an abundant number, since it is smaller than the sum of its proper divisors (246484980).

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

103600140 is a wasteful number, since it uses less digits than its factorization.

103600140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232 (or 230 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 103600140 is about 10178.4153973003. The cubic root of 103600140 is about 469.6634681612.

Adding to 103600140 its reverse (41006301), we get a palindrome (144606441).

It can be divided in two parts, 103600 and 140, that added together give a triangular number (103740 = T₄₅₅).

The spelling of 103600140 in words is "one hundred three million, six hundred thousand, one hundred forty".