923052503189 has 6 divisors (see below), whose sum is σ = 938432580930. Its totient is φ = 907920491280.

The previous prime is 923052503161. The next prime is 923052503273. The reversal of 923052503189 is 981305250329.

It can be written as a sum of positive squares in 3 ways, for example, as 21548164 + 923030955025 = 4642^2 + 960745^2 .

It is a de Polignac number, because none of the positive numbers 2^k-923052503189 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (923052503159) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 124029134 + ... + 124036575.

It is an arithmetic number, because the mean of its divisors is an integer number (156405430155).

Almost surely, 2^923052503189 is an apocalyptic number.

It is an amenable number.

923052503189 is a deficient number, since it is larger than the sum of its proper divisors (15380077741).

923052503189 is an equidigital number, since it uses as much as digits as its factorization.

923052503189 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248065831 (or 248065770 counting only the distinct ones).

The product of its (nonzero) digits is 583200, while the sum is 47.

It can be divided in two parts, 923052 and 503189, that added together give a palindrome (1426241).

The spelling of 923052503189 in words is "nine hundred twenty-three billion, fifty-two million, five hundred three thousand, one hundred eighty-nine".