1111441413 has 4 divisors (see below), whose sum is σ = 1481921888. Its totient is φ = 740960940.

The previous prime is 1111441393. The next prime is 1111441433. The reversal of 1111441413 is 3141441111.

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 an interprime number because it is at equal distance from previous prime (1111441393) and next prime (1111441433).

It is not a de Polignac number, because 1111441413 - 2⁵ = 1111441381 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1111441413.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1111441433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 185240233 + ... + 185240238.

It is an arithmetic number, because the mean of its divisors is an integer number (370480472).

Almost surely, 2^1111441413 is an apocalyptic number.

It is an amenable number.

1111441413 is a deficient number, since it is larger than the sum of its proper divisors (370480475).

1111441413 is an equidigital number, since it uses as much as digits as its factorization.

1111441413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 370480474.

The product of its digits is 192, while the sum is 21.

The square root of 1111441413 is about 33338.2874935111. The cubic root of 1111441413 is about 1035.8467909596.

Adding to 1111441413 its reverse (3141441111), we get a palindrome (4252882524).

The spelling of 1111441413 in words is "one billion, one hundred eleven million, four hundred forty-one thousand, four hundred thirteen".