1105243158 has 8 divisors (see below), whose sum is σ = 2210486328. Its totient is φ = 368414384.

The previous prime is 1105243133. The next prime is 1105243159. The reversal of 1105243158 is 8513425011.

It is a sphenic number, since it is the product of 3 distinct primes.

1105243158 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1105243159) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 92103591 + ... + 92103602.

It is an arithmetic number, because the mean of its divisors is an integer number (276310791).

Almost surely, 2^1105243158 is an apocalyptic number.

1105243158 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1105243158 is a wasteful number, since it uses less digits than its factorization.

1105243158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 184207198.

The product of its (nonzero) digits is 4800, while the sum is 30.

The square root of 1105243158 is about 33245.1975178371. The cubic root of 1105243158 is about 1033.9176400074.

Adding to 1105243158 its reverse (8513425011), we get a palindrome (9618668169).

The spelling of 1105243158 in words is "one billion, one hundred five million, two hundred forty-three thousand, one hundred fifty-eight".