1043493409 has 8 divisors (see below), whose sum is σ = 1193503680. Its totient is φ = 893718096.

The previous prime is 1043493403. The next prime is 1043493413. The reversal of 1043493409 is 9043943401.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1043493409 - 2³ = 1043493401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1043493401) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49114 + ... + 67075.

It is an arithmetic number, because the mean of its divisors is an integer number (149187960).

Almost surely, 2^1043493409 is an apocalyptic number.

It is an amenable number.

1043493409 is a deficient number, since it is larger than the sum of its proper divisors (150010271).

1043493409 is a wasteful number, since it uses less digits than its factorization.

1043493409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117479.

The product of its (nonzero) digits is 46656, while the sum is 37.

The square root of 1043493409 is about 32303.1485926682. The cubic root of 1043493409 is about 1014.2925527231.

The spelling of 1043493409 in words is "one billion, forty-three million, four hundred ninety-three thousand, four hundred nine".