1105641006723 has 24 divisors (see below), whose sum is σ = 1748378498880. Its totient is φ = 667717648560.

The previous prime is 1105641006721. The next prime is 1105641006781. The reversal of 1105641006723 is 3276001465011.

1105641006723 is a `hidden beast` number, since 1 + 1 + 0 + 5 + 641 + 0 + 0 + 6 + 7 + 2 + 3 = 666.

It is not a de Polignac number, because 1105641006723 - 2¹ = 1105641006721 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1105641006721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19703593 + ... + 19759626.

It is an arithmetic number, because the mean of its divisors is an integer number (72849104120).

Almost surely, 2^{1105641006723} is an apocalyptic number.

1105641006723 is a deficient number, since it is larger than the sum of its proper divisors (642737492157).

1105641006723 is a wasteful number, since it uses less digits than its factorization.

1105641006723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39463519 (or 39463516 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

The spelling of 1105641006723 in words is "one trillion, one hundred five billion, six hundred forty-one million, six thousand, seven hundred twenty-three".