1043997 has 8 divisors (see below), whose sum is σ = 1424544. Its totient is φ = 679728.

The previous prime is 1043981. The next prime is 1044019. The reversal of 1043997 is 7993401.

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

It is not a de Polignac number, because 1043997 - 2⁴ = 1043981 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1043597) 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, 3918 + ... + 4175.

It is an arithmetic number, because the mean of its divisors is an integer number (178068).

2^1043997 is an apocalyptic number.

It is an amenable number.

1043997 is a deficient number, since it is larger than the sum of its proper divisors (380547).

1043997 is an equidigital number, since it uses as much as digits as its factorization.

1043997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8139.

The product of its (nonzero) digits is 6804, while the sum is 33.

The square root of 1043997 is about 1021.7617139040. The cubic root of 1043997 is about 101.4455692694.

The spelling of 1043997 in words is "one million, forty-three thousand, nine hundred ninety-seven".