103605042 has 8 divisors (see below), whose sum is σ = 207210096. Its totient is φ = 34535012.

The previous prime is 103605037. The next prime is 103605053. The reversal of 103605042 is 240506301.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

103605042 is an admirable number.

It is a super-3 number, since 3×103605042³ (a number of 25 digits) contains 333 as substring.

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 3 ways as a sum of consecutive naturals, for example, 8633748 + ... + 8633759.

It is an arithmetic number, because the mean of its divisors is an integer number (25901262).

Almost surely, 2^103605042 is an apocalyptic number.

103605042 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

103605042 is a wasteful number, since it uses less digits than its factorization.

103605042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17267512.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 103605042 is about 10178.6561981432. The cubic root of 103605042 is about 469.6708756609.

The spelling of 103605042 in words is "one hundred three million, six hundred five thousand, forty-two".