1232142366 has 64 divisors (see below), whose sum is σ = 3051353088. Its totient is φ = 322990848.

The previous prime is 1232142349. The next prime is 1232142367. The reversal of 1232142366 is 6632412321.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1232142367) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 84426 + ... + 97938.

It is an arithmetic number, because the mean of its divisors is an integer number (47677392).

Almost surely, 2^1232142366 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1232142366, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1525676544).

1232142366 is an abundant number, since it is smaller than the sum of its proper divisors (1819210722).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1232142366 is a wasteful number, since it uses less digits than its factorization.

1232142366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13705.

The product of its digits is 10368, while the sum is 30.

The square root of 1232142366 is about 35101.8855049127. The cubic root of 1232142366 is about 1072.0629737408.

Adding to 1232142366 its reverse (6632412321), we get a palindrome (7864554687).

The spelling of 1232142366 in words is "one billion, two hundred thirty-two million, one hundred forty-two thousand, three hundred sixty-six".