1023140432 has 20 divisors (see below), whose sum is σ = 1984768800. Its totient is φ = 510942048.

The previous prime is 1023140411. The next prime is 1023140467. The reversal of 1023140432 is 2340413201.

It is a congruent number.

It is an unprimeable number.

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, 25682 + ... + 52017.

It is an arithmetic number, because the mean of its divisors is an integer number (99238440).

Almost surely, 2^1023140432 is an apocalyptic number.

It is an amenable number.

1023140432 is a deficient number, since it is larger than the sum of its proper divisors (961628368).

1023140432 is an equidigital number, since it uses as much as digits as its factorization.

1023140432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78530 (or 78524 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 1023140432 is about 31986.5664303001. The cubic root of 1023140432 is about 1007.6547328882.

Adding to 1023140432 its reverse (2340413201), we get a palindrome (3363553633).

The spelling of 1023140432 in words is "one billion, twenty-three million, one hundred forty thousand, four hundred thirty-two".