1113132011 has 4 divisors (see below), whose sum is σ = 1114231872. Its totient is φ = 1112032152.

The previous prime is 1113131963. The next prime is 1113132017. The reversal of 1113132011 is 1102313111.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1102313111 = 23 ⋅47926657.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1113132011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1113132017) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 548411 + ... + 550436.

It is an arithmetic number, because the mean of its divisors is an integer number (278557968).

Almost surely, 2^1113132011 is an apocalyptic number.

1113132011 is a deficient number, since it is larger than the sum of its proper divisors (1099861).

1113132011 is a wasteful number, since it uses less digits than its factorization.

1113132011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1099860.

The product of its (nonzero) digits is 18, while the sum is 14.

The square root of 1113132011 is about 33363.6330605646. The cubic root of 1113132011 is about 1036.3717289166.

Adding to 1113132011 its reverse (1102313111), we get a palindrome (2215445122).

The spelling of 1113132011 in words is "one billion, one hundred thirteen million, one hundred thirty-two thousand, eleven".