1043604345 has 16 divisors (see below), whose sum is σ = 1908305280. Its totient is φ = 477076224.

The previous prime is 1043604311. The next prime is 1043604349. The reversal of 1043604345 is 5434063401.

It is not a de Polignac number, because 1043604345 - 2⁷ = 1043604217 is a prime.

It is a super-2 number, since 2×1043604345² = 2178220057805758050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1043604349) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4969440 + ... + 4969649.

It is an arithmetic number, because the mean of its divisors is an integer number (119269080).

Almost surely, 2^1043604345 is an apocalyptic number.

1043604345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1043604345 is a deficient number, since it is larger than the sum of its proper divisors (864700935).

1043604345 is an equidigital number, since it uses as much as digits as its factorization.

1043604345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9939104.

The product of its (nonzero) digits is 17280, while the sum is 30.

The square root of 1043604345 is about 32304.8656551919. The cubic root of 1043604345 is about 1014.3284953144.

Adding to 1043604345 its reverse (5434063401), we get a palindrome (6477667746).

The spelling of 1043604345 in words is "one billion, forty-three million, six hundred four thousand, three hundred forty-five".