103512742 has 16 divisors (see below), whose sum is σ = 162287712. Its totient is φ = 49424320.

The previous prime is 103512737. The next prime is 103512743. The reversal of 103512742 is 247215301.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103512743) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33528 + ... + 36484.

It is an arithmetic number, because the mean of its divisors is an integer number (10142982).

Almost surely, 2^103512742 is an apocalyptic number.

103512742 is a deficient number, since it is larger than the sum of its proper divisors (58774970).

103512742 is a wasteful number, since it uses less digits than its factorization.

103512742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3743.

The product of its (nonzero) digits is 1680, while the sum is 25.

The square root of 103512742 is about 10174.1211905501. The cubic root of 103512742 is about 469.5313602447.

The spelling of 103512742 in words is "one hundred three million, five hundred twelve thousand, seven hundred forty-two".