1113456543111 has 48 divisors (see below), whose sum is σ = 1770432768000. Its totient is φ = 674290069200.

The previous prime is 1113456543091. The next prime is 1113456543139.

1113456543111 is a `hidden beast` number, since 1 + 11 + 34 + 565 + 43 + 1 + 11 = 666.

1113456543111 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 1113456543111 - 2⁵ = 1113456543079 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1113456543181) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 15428890 + ... + 15500888.

It is an arithmetic number, because the mean of its divisors is an integer number (36884016000).

Almost surely, 2^{1113456543111} is an apocalyptic number.

1113456543111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1113456543111 is a deficient number, since it is larger than the sum of its proper divisors (656976224889).

1113456543111 is a wasteful number, since it uses less digits than its factorization.

1113456543111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73329 (or 73304 counting only the distinct ones).

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

The spelling of 1113456543111 in words is "one trillion, one hundred thirteen billion, four hundred fifty-six million, five hundred forty-three thousand, one hundred eleven".