1097001 has 6 divisors (see below), whose sum is σ = 1584570. Its totient is φ = 731328.

The previous prime is 1096999. The next prime is 1097009. The reversal of 1097001 is 1007901.

It can be written as a sum of positive squares in only one way, i.e., 608400 + 488601 = 780^2 + 699^2 .

It is not a de Polignac number, because 1097001 - 2¹ = 1096999 is a prime.

It is a super-2 number, since 2×1097001² = 2406822388002, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1097009) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 60936 + ... + 60953.

It is an arithmetic number, because the mean of its divisors is an integer number (264095).

2^1097001 is an apocalyptic number.

It is an amenable number.

1097001 is a deficient number, since it is larger than the sum of its proper divisors (487569).

1097001 is a wasteful number, since it uses less digits than its factorization.

1097001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121895 (or 121892 counting only the distinct ones).

The product of its (nonzero) digits is 63, while the sum is 18.

The square root of 1097001 is about 1047.3781552047. The cubic root of 1097001 is about 103.1341137951.

The spelling of 1097001 in words is "one million, ninety-seven thousand, one".