103112044545 has 32 divisors (see below), whose sum is σ = 174724853760. Its totient is φ = 51746078720.

The previous prime is 103112044537. The next prime is 103112044561. The reversal of 103112044545 is 545440211301.

It is not a de Polignac number, because 103112044545 - 2³ = 103112044537 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1097536 + ... + 1187774.

It is an arithmetic number, because the mean of its divisors is an integer number (5460151680).

Almost surely, 2^103112044545 is an apocalyptic number.

103112044545 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

103112044545 is a deficient number, since it is larger than the sum of its proper divisors (71612809215).

103112044545 is a wasteful number, since it uses less digits than its factorization.

103112044545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94745.

The product of its (nonzero) digits is 9600, while the sum is 30.

Adding to 103112044545 its reverse (545440211301), we get a palindrome (648552255846).

The spelling of 103112044545 in words is "one hundred three billion, one hundred twelve million, forty-four thousand, five hundred forty-five".