1106131403 has 4 divisors (see below), whose sum is σ = 1191218448. Its totient is φ = 1021044360.

The previous prime is 1106131373. The next prime is 1106131421. The reversal of 1106131403 is 3041316011.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1106131403 - 2⁶ = 1106131339 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1106131423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42543503 + ... + 42543528.

It is an arithmetic number, because the mean of its divisors is an integer number (297804612).

Almost surely, 2^1106131403 is an apocalyptic number.

1106131403 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1106131403 is a deficient number, since it is larger than the sum of its proper divisors (85087045).

1106131403 is an equidigital number, since it uses as much as digits as its factorization.

1106131403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85087044.

The product of its (nonzero) digits is 216, while the sum is 20.

The square root of 1106131403 is about 33258.5538320595. The cubic root of 1106131403 is about 1034.1945402400.

Adding to 1106131403 its reverse (3041316011), we get a palindrome (4147447414).

The spelling of 1106131403 in words is "one billion, one hundred six million, one hundred thirty-one thousand, four hundred three".