1103242142 has 32 divisors (see below), whose sum is σ = 1728663552. Its totient is φ = 527675904.

The previous prime is 1103242123. The next prime is 1103242169. The reversal of 1103242142 is 2412423011.

It is a congruent 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 15 ways as a sum of consecutive naturals, for example, 905918 + ... + 907134.

It is an arithmetic number, because the mean of its divisors is an integer number (54020736).

Almost surely, 2^1103242142 is an apocalyptic number.

1103242142 is a deficient number, since it is larger than the sum of its proper divisors (625421410).

1103242142 is a wasteful number, since it uses less digits than its factorization.

1103242142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1472.

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 1103242142 is about 33215.0890710833. The cubic root of 1103242142 is about 1033.2933021144.

Adding to 1103242142 its reverse (2412423011), we get a palindrome (3515665153).

The spelling of 1103242142 in words is "one billion, one hundred three million, two hundred forty-two thousand, one hundred forty-two".