1013443432 has 32 divisors (see below), whose sum is σ = 2004300000. Its totient is φ = 479072448.

The previous prime is 1013443429. The next prime is 1013443439. The reversal of 1013443432 is 2343443101.

It is a junction number, because it is equal to n+sod(n) for n = 1013443397 and 1013443406.

It is not an unprimeable number, because it can be changed into a prime (1013443439) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70819 + ... + 83917.

It is an arithmetic number, because the mean of its divisors is an integer number (62634375).

Almost surely, 2^1013443432 is an apocalyptic number.

It is an amenable number.

1013443432 is a deficient number, since it is larger than the sum of its proper divisors (990856568).

1013443432 is a wasteful number, since it uses less digits than its factorization.

1013443432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13633 (or 13629 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

The square root of 1013443432 is about 31834.6263053299. The cubic root of 1013443432 is about 1004.4612119913.

Adding to 1013443432 its reverse (2343443101), we get a palindrome (3356886533).

The spelling of 1013443432 in words is "one billion, thirteen million, four hundred forty-three thousand, four hundred thirty-two".