103560138 has 24 divisors (see below), whose sum is σ = 244778976. Its totient is φ = 31381800.

The previous prime is 103560109. The next prime is 103560139. The reversal of 103560138 is 831065301.

It is a super-3 number, since 3×103560138³ (a number of 25 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (103560139) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 261318 + ... + 261713.

It is an arithmetic number, because the mean of its divisors is an integer number (10199124).

Almost surely, 2^103560138 is an apocalyptic number.

103560138 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

103560138 is an abundant number, since it is smaller than the sum of its proper divisors (141218838).

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

103560138 is a wasteful number, since it uses less digits than its factorization.

103560138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 523050 (or 523047 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 103560138 is about 10176.4501669295. The cubic root of 103560138 is about 469.6030116900.

The spelling of 103560138 in words is "one hundred three million, five hundred sixty thousand, one hundred thirty-eight".