1097159 has 6 divisors (see below), whose sum is σ = 1276344. Its totient is φ = 940380.

The previous prime is 1097147. The next prime is 1097179. The reversal of 1097159 is 9517901.

It is not a de Polignac number, because 1097159 - 2⁴ = 1097143 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 (1097179) 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, 11147 + ... + 11244.

It is an arithmetic number, because the mean of its divisors is an integer number (212724).

2^1097159 is an apocalyptic number.

1097159 is a deficient number, since it is larger than the sum of its proper divisors (179185).

1097159 is an equidigital number, since it uses as much as digits as its factorization.

1097159 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22405 (or 22398 counting only the distinct ones).

The product of its (nonzero) digits is 2835, while the sum is 32.

The square root of 1097159 is about 1047.4535789237. The cubic root of 1097159 is about 103.1390649932.

The spelling of 1097159 in words is "one million, ninety-seven thousand, one hundred fifty-nine".