1103568457158 has 12 divisors (see below), whose sum is σ = 2391064990548. Its totient is φ = 367856152380.

The previous prime is 1103568457151. The next prime is 1103568457223. The reversal of 1103568457158 is 8517548653011.

1103568457158 is a `hidden beast` number, since 1 + 1 + 0 + 3 + 5 + 68 + 4 + 571 + 5 + 8 = 666.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1103568457151) 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 5 ways as a sum of consecutive naturals, for example, 30654679348 + ... + 30654679383.

It is an arithmetic number, because the mean of its divisors is an integer number (199255415879).

Almost surely, 2^{1103568457158} is an apocalyptic number.

1103568457158 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

1103568457158 is an abundant number, since it is smaller than the sum of its proper divisors (1287496533390).

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

1103568457158 is a wasteful number, since it uses less digits than its factorization.

1103568457158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61309358739 (or 61309358736 counting only the distinct ones).

The product of its (nonzero) digits is 4032000, while the sum is 54.

The spelling of 1103568457158 in words is "one trillion, one hundred three billion, five hundred sixty-eight million, four hundred fifty-seven thousand, one hundred fifty-eight".