103242146 has 16 divisors (see below), whose sum is σ = 183090240. Its totient is φ = 42720720.

The previous prime is 103242137. The next prime is 103242151. The reversal of 103242146 is 641242301.

It is a Curzon number.

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 7 ways as a sum of consecutive naturals, for example, 126740 + ... + 127551.

It is an arithmetic number, because the mean of its divisors is an integer number (11443140).

Almost surely, 2^103242146 is an apocalyptic number.

103242146 is a deficient number, since it is larger than the sum of its proper divisors (79848094).

103242146 is a wasteful number, since it uses less digits than its factorization.

103242146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 254329.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 103242146 is about 10160.8142390263. The cubic root of 103242146 is about 469.1218641835.

Adding to 103242146 its reverse (641242301), we get a palindrome (744484447).

The spelling of 103242146 in words is "one hundred three million, two hundred forty-two thousand, one hundred forty-six".