1113455105406 has 160 divisors (see below), whose sum is σ = 2944447469568. Its totient is φ = 307754873280.

The previous prime is 1113455105393. The next prime is 1113455105407. The reversal of 1113455105406 is 6045015543111.

1113455105406 is a `hidden beast` number, since 1 + 1 + 134 + 5 + 510 + 5 + 4 + 0 + 6 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1113455105407) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 153724821 + ... + 153732063.

Almost surely, 2^{1113455105406} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1113455105406, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1472223734784).

1113455105406 is an abundant number, since it is smaller than the sum of its proper divisors (1830992364162).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1113455105406 is a wasteful number, since it uses less digits than its factorization.

1113455105406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11668 (or 11659 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 36.

The spelling of 1113455105406 in words is "one trillion, one hundred thirteen billion, four hundred fifty-five million, one hundred five thousand, four hundred six".