1043940172 has 24 divisors (see below), whose sum is σ = 2004125760. Its totient is φ = 471863760.

The previous prime is 1043940143. The next prime is 1043940187. The reversal of 1043940172 is 2710493401.

1043940172 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1043940172² = 2179622165430779168, which contains 22 as substring.

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, 58398 + ... + 74149.

It is an arithmetic number, because the mean of its divisors is an integer number (83505240).

Almost surely, 2^1043940172 is an apocalyptic number.

It is an amenable number.

1043940172 is a deficient number, since it is larger than the sum of its proper divisors (960185588).

1043940172 is a wasteful number, since it uses less digits than its factorization.

1043940172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132741 (or 132739 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 31.

The square root of 1043940172 is about 32310.0630144851. The cubic root of 1043940172 is about 1014.4372857020.

The spelling of 1043940172 in words is "one billion, forty-three million, nine hundred forty thousand, one hundred seventy-two".