1103132312 has 32 divisors (see below), whose sum is σ = 2204586720. Its totient is φ = 515673600.

The previous prime is 1103132299. The next prime is 1103132321. The reversal of 1103132312 is 2132313011.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6323 + ... + 47394.

It is an arithmetic number, because the mean of its divisors is an integer number (68893335).

Almost surely, 2^1103132312 is an apocalyptic number.

It is an amenable number.

1103132312 is a deficient number, since it is larger than the sum of its proper divisors (1101454408).

1103132312 is a wasteful number, since it uses less digits than its factorization.

1103132312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53891 (or 53887 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 1103132312 is about 33213.4357150837. The cubic root of 1103132312 is about 1033.2590121596.

Adding to 1103132312 its reverse (2132313011), we get a palindrome (3235445323).

The spelling of 1103132312 in words is "one billion, one hundred three million, one hundred thirty-two thousand, three hundred twelve".