1042403136 has 56 divisors (see below), whose sum is σ = 2803269984. Its totient is φ = 341767680.

The previous prime is 1042403129. The next prime is 1042403149. The reversal of 1042403136 is 6313042401.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32790 + ... + 56213.

Almost surely, 2^1042403136 is an apocalyptic number.

1042403136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1042403136 is an abundant number, since it is smaller than the sum of its proper divisors (1760866848).

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

1042403136 is an equidigital number, since it uses as much as digits as its factorization.

1042403136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89079 (or 89069 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 1042403136 is about 32286.2685363298. The cubic root of 1042403136 is about 1013.9391752629.

Adding to 1042403136 its reverse (6313042401), we get a palindrome (7355445537).

The spelling of 1042403136 in words is "one billion, forty-two million, four hundred three thousand, one hundred thirty-six".