1040305432 has 8 divisors (see below), whose sum is σ = 1950572700. Its totient is φ = 520152712.

The previous prime is 1040305421. The next prime is 1040305439. The reversal of 1040305432 is 2345030401.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1040305439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65019082 + ... + 65019097.

Almost surely, 2^1040305432 is an apocalyptic number.

It is an amenable number.

1040305432 is a deficient number, since it is larger than the sum of its proper divisors (910267268).

1040305432 is a wasteful number, since it uses less digits than its factorization.

1040305432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130038185 (or 130038181 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 1040305432 is about 32253.7661676896. The cubic root of 1040305432 is about 1013.2585772222.

Adding to 1040305432 its reverse (2345030401), we get a palindrome (3385335833).

The spelling of 1040305432 in words is "one billion, forty million, three hundred five thousand, four hundred thirty-two".