1040128332 has 24 divisors (see below), whose sum is σ = 2427764976. Its totient is φ = 346595328.

The previous prime is 1040128321. The next prime is 1040128363. The reversal of 1040128332 is 2338210401.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28948 + ... + 54020.

It is an arithmetic number, because the mean of its divisors is an integer number (101156874).

Almost surely, 2^1040128332 is an apocalyptic number.

1040128332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1040128332 is an abundant number, since it is smaller than the sum of its proper divisors (1387636644).

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

1040128332 is a wasteful number, since it uses less digits than its factorization.

1040128332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28537 (or 28535 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 1040128332 is about 32251.0206350125. The cubic root of 1040128332 is about 1013.2010754307.

Adding to 1040128332 its reverse (2338210401), we get a palindrome (3378338733).

The spelling of 1040128332 in words is "one billion, forty million, one hundred twenty-eight thousand, three hundred thirty-two".