1327239123 has 16 divisors (see below), whose sum is σ = 2024077056. Its totient is φ = 757815840.

The previous prime is 1327239101. The next prime is 1327239131. The reversal of 1327239123 is 3219327231.

It is not a de Polignac number, because 1327239123 - 2⁹ = 1327238611 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1327239223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2313 + ... + 51573.

It is an arithmetic number, because the mean of its divisors is an integer number (126504816).

Almost surely, 2^1327239123 is an apocalyptic number.

1327239123 is a deficient number, since it is larger than the sum of its proper divisors (696837933).

1327239123 is a wasteful number, since it uses less digits than its factorization.

1327239123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50554.

The product of its digits is 13608, while the sum is 33.

The square root of 1327239123 is about 36431.2931831962. The cubic root of 1327239123 is about 1098.9629683694.

The spelling of 1327239123 in words is "one billion, three hundred twenty-seven million, two hundred thirty-nine thousand, one hundred twenty-three".