1097269 has 4 divisors (see below), whose sum is σ = 1155040. Its totient is φ = 1039500.

The previous prime is 1097267. The next prime is 1097293. The reversal of 1097269 is 9627901.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1097269 - 2¹ = 1097267 is a prime.

It is a super-3 number, since 3×1097269³ = 3963333186667548327, which contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1097267) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28857 + ... + 28894.

It is an arithmetic number, because the mean of its divisors is an integer number (288760).

2^1097269 is an apocalyptic number.

1097269 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

1097269 is a deficient number, since it is larger than the sum of its proper divisors (57771).

1097269 is an equidigital number, since it uses as much as digits as its factorization.

1097269 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57770.

The product of its (nonzero) digits is 6804, while the sum is 34.

The square root of 1097269 is about 1047.5060859012. The cubic root of 1097269 is about 103.1425117491.

It can be divided in two parts, 10 and 97269, that added together give a palindrome (97279).

The spelling of 1097269 in words is "one million, ninety-seven thousand, two hundred sixty-nine".