1103142103 has 16 divisors (see below), whose sum is σ = 1275753024. Its totient is φ = 934318080.

The previous prime is 1103142101. The next prime is 1103142119. The reversal of 1103142103 is 3012413011.

It is a cyclic number.

It is not a de Polignac number, because 1103142103 - 2¹ = 1103142101 is a prime.

It is a super-2 number, since 2×1103142103² = 2433844998822525218, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1103142101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 744123 + ... + 745603.

It is an arithmetic number, because the mean of its divisors is an integer number (79734564).

Almost surely, 2^1103142103 is an apocalyptic number.

1103142103 is a deficient number, since it is larger than the sum of its proper divisors (172610921).

1103142103 is a wasteful number, since it uses less digits than its factorization.

1103142103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2682.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 1103142103 is about 33213.5831099266. The cubic root of 1103142103 is about 1033.2620690939.

Adding to 1103142103 its reverse (3012413011), we get a palindrome (4115555114).

The spelling of 1103142103 in words is "one billion, one hundred three million, one hundred forty-two thousand, one hundred three".