1075997 has 8 divisors (see below), whose sum is σ = 1190616. Its totient is φ = 965952.

The previous prime is 1075973. The next prime is 1076003. The reversal of 1075997 is 7995701.

It can be written as a sum of positive squares in 4 ways, for example, as 326041 + 749956 = 571^2 + 866^2 .

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

It is not a de Polignac number, because 1075997 - 2¹⁰ = 1074973 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1075997.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1075957) 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, 638 + ... + 1599.

It is an arithmetic number, because the mean of its divisors is an integer number (148827).

2^1075997 is an apocalyptic number.

It is an amenable number.

1075997 is a deficient number, since it is larger than the sum of its proper divisors (114619).

1075997 is a wasteful number, since it uses less digits than its factorization.

1075997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2287.

The product of its (nonzero) digits is 19845, while the sum is 38.

The square root of 1075997 is about 1037.3027523341. The cubic root of 1075997 is about 102.4716399827.

The spelling of 1075997 in words is "one million, seventy-five thousand, nine hundred ninety-seven".