1158022855803 has 16 divisors (see below), whose sum is σ = 1685532756096. Its totient is φ = 701358752640.

The previous prime is 1158022855771. The next prime is 1158022855817. The reversal of 1158022855803 is 3085582208511.

It is not a de Polignac number, because 1158022855803 - 2⁵ = 1158022855771 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1158022855853) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11782350 + ... + 11880227.

It is an arithmetic number, because the mean of its divisors is an integer number (105345797256).

Almost surely, 2^{1158022855803} is an apocalyptic number.

1158022855803 is a deficient number, since it is larger than the sum of its proper divisors (527509900293).

1158022855803 is a wasteful number, since it uses less digits than its factorization.

1158022855803 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23664074.

The product of its (nonzero) digits is 768000, while the sum is 48.

The spelling of 1158022855803 in words is "one trillion, one hundred fifty-eight billion, twenty-two million, eight hundred fifty-five thousand, eight hundred three".