1115436345111 has 36 divisors (see below), whose sum is σ = 1773862943944. Its totient is φ = 674918814240.

The previous prime is 1115436345091. The next prime is 1115436345151.

1115436345111 is a `hidden beast` number, since 1 + 1 + 1 + 5 + 4 + 3 + 634 + 5 + 1 + 11 = 666.

1115436345111 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 1115436345111 - 2²¹ = 1115434247959 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 (1115436345151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 167905 + ... + 1503018.

Almost surely, 2^{1115436345111} is an apocalyptic number.

1115436345111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1115436345111 is a deficient number, since it is larger than the sum of its proper divisors (658426598833).

1115436345111 is a wasteful number, since it uses less digits than its factorization.

1115436345111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1671564 (or 1671550 counting only the distinct ones).

The product of its digits is 21600, while the sum is 36.

The spelling of 1115436345111 in words is "one trillion, one hundred fifteen billion, four hundred thirty-six million, three hundred forty-five thousand, one hundred eleven".