1111513445 has 16 divisors (see below), whose sum is σ = 1531087488. Its totient is φ = 758817600.

The previous prime is 1111513367. The next prime is 1111513453. The reversal of 1111513445 is 5443151111.

It is not a de Polignac number, because 1111513445 - 2¹⁸ = 1111251301 is a prime.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 62006 + ... + 77895.

It is an arithmetic number, because the mean of its divisors is an integer number (95692968).

Almost surely, 2^1111513445 is an apocalyptic number.

It is an amenable number.

1111513445 is a deficient number, since it is larger than the sum of its proper divisors (419574043).

1111513445 is a wasteful number, since it uses less digits than its factorization.

1111513445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140140.

The product of its digits is 1200, while the sum is 26.

The square root of 1111513445 is about 33339.3677954457. The cubic root of 1111513445 is about 1035.8691680588.

Adding to 1111513445 its reverse (5443151111), we get a palindrome (6554664556).

The spelling of 1111513445 in words is "one billion, one hundred eleven million, five hundred thirteen thousand, four hundred forty-five".