1105150123 has 16 divisors (see below), whose sum is σ = 1385830656. Its totient is φ = 856167840.

The previous prime is 1105150099. The next prime is 1105150129. The reversal of 1105150123 is 3210515011.

It is not a de Polignac number, because 1105150123 - 2⁵ = 1105150091 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1105150123.

It is not an unprimeable number, because it can be changed into a prime (1105150129) 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, 28161 + ... + 54802.

It is an arithmetic number, because the mean of its divisors is an integer number (86614416).

Almost surely, 2^1105150123 is an apocalyptic number.

1105150123 is a deficient number, since it is larger than the sum of its proper divisors (280680533).

1105150123 is a wasteful number, since it uses less digits than its factorization.

1105150123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83154.

The product of its (nonzero) digits is 150, while the sum is 19.

The square root of 1105150123 is about 33243.7982637364. The cubic root of 1105150123 is about 1033.8886288267. Note that the first 3 decimals are identical.

Adding to 1105150123 its reverse (3210515011), we get a palindrome (4315665134).

The spelling of 1105150123 in words is "one billion, one hundred five million, one hundred fifty thousand, one hundred twenty-three".