103199042 has 8 divisors (see below), whose sum is σ = 154907532. Its totient is φ = 51563200.

The previous prime is 103198973. The next prime is 103199053. The reversal of 103199042 is 240991301.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 97634161 + 5564881 = 9881^2 + 2359^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 103198996 and 103199014.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14459 + ... + 20382.

Almost surely, 2^103199042 is an apocalyptic number.

103199042 is a deficient number, since it is larger than the sum of its proper divisors (51708490).

103199042 is a wasteful number, since it uses less digits than its factorization.

103199042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36324.

The product of its (nonzero) digits is 1944, while the sum is 29.

The square root of 103199042 is about 10158.6929277344. The cubic root of 103199042 is about 469.0565683575.

The spelling of 103199042 in words is "one hundred three million, one hundred ninety-nine thousand, forty-two".