1042432113 has 4 divisors (see below), whose sum is σ = 1389909488. Its totient is φ = 694954740.

The previous prime is 1042432103. The next prime is 1042432121. The reversal of 1042432113 is 3112342401.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 1042432113 - 2⁶ = 1042432049 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 1042432113.

It is not an unprimeable number, because it can be changed into a prime (1042432103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 173738683 + ... + 173738688.

It is an arithmetic number, because the mean of its divisors is an integer number (347477372).

Almost surely, 2^1042432113 is an apocalyptic number.

It is an amenable number.

1042432113 is a deficient number, since it is larger than the sum of its proper divisors (347477375).

1042432113 is an equidigital number, since it uses as much as digits as its factorization.

1042432113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 347477374.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 1042432113 is about 32286.7172843570. The cubic root of 1042432113 is about 1013.9485704263.

Adding to 1042432113 its reverse (3112342401), we get a palindrome (4154774514).

The spelling of 1042432113 in words is "one billion, forty-two million, four hundred thirty-two thousand, one hundred thirteen".