1232513327 has 4 divisors (see below), whose sum is σ = 1265824536. Its totient is φ = 1199202120.

The previous prime is 1232513309. The next prime is 1232513431. The reversal of 1232513327 is 7233152321.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1232513327 - 2¹⁶ = 1232447791 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1232513327.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1232563327) 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 3 ways as a sum of consecutive naturals, for example, 16655549 + ... + 16655622.

It is an arithmetic number, because the mean of its divisors is an integer number (316456134).

Almost surely, 2^1232513327 is an apocalyptic number.

1232513327 is a deficient number, since it is larger than the sum of its proper divisors (33311209).

1232513327 is an equidigital number, since it uses as much as digits as its factorization.

1232513327 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33311208.

The product of its digits is 7560, while the sum is 29.

The square root of 1232513327 is about 35107.1691681343. The cubic root of 1232513327 is about 1072.1705515823.

Adding to 1232513327 its reverse (7233152321), we get a palindrome (8465665648).

It can be divided in two parts, 12325 and 13327, that added together give a palindrome (25652).

The spelling of 1232513327 in words is "one billion, two hundred thirty-two million, five hundred thirteen thousand, three hundred twenty-seven".