111132613 has 4 divisors (see below), whose sum is σ = 114717568. Its totient is φ = 107547660.

The previous prime is 111132589. The next prime is 111132629. The reversal of 111132613 is 316231111.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 111132613 - 2⁹ = 111132101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111132643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1792431 + ... + 1792492.

It is an arithmetic number, because the mean of its divisors is an integer number (28679392).

Almost surely, 2^111132613 is an apocalyptic number.

It is an amenable number.

111132613 is a deficient number, since it is larger than the sum of its proper divisors (3584955).

111132613 is an equidigital number, since it uses as much as digits as its factorization.

111132613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3584954.

The product of its digits is 108, while the sum is 19.

The square root of 111132613 is about 10541.9454086995. The cubic root of 111132613 is about 480.7808658590.

Adding to 111132613 its reverse (316231111), we get a palindrome (427363724).

The spelling of 111132613 in words is "one hundred eleven million, one hundred thirty-two thousand, six hundred thirteen".