1047797 has 8 divisors (see below), whose sum is σ = 1082520. Its totient is φ = 1013760.

The previous prime is 1047779. The next prime is 1047821. The reversal of 1047797 is 7977401.

It can be written as a sum of positive squares in 4 ways, for example, as 45796 + 1002001 = 214^2 + 1001^2 .

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 1047797 - 2¹² = 1043701 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1047737) 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, 5333 + ... + 5525.

It is an arithmetic number, because the mean of its divisors is an integer number (135315).

2^1047797 is an apocalyptic number.

It is an amenable number.

1047797 is a deficient number, since it is larger than the sum of its proper divisors (34723).

1047797 is an equidigital number, since it uses as much as digits as its factorization.

1047797 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 343.

The product of its (nonzero) digits is 12348, while the sum is 35.

The square root of 1047797 is about 1023.6195582344. The cubic root of 1047797 is about 101.5685026985.

The spelling of 1047797 in words is "one million, forty-seven thousand, seven hundred ninety-seven".