1097357 has 4 divisors (see below), whose sum is σ = 1104096. Its totient is φ = 1090620.

The previous prime is 1097351. The next prime is 1097359. The reversal of 1097357 is 7537901.

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, and also an emirpimes, since its reverse is a distinct semiprime: 7537901 = 7 ⋅1076843.

It is a cyclic number.

It is not a de Polignac number, because 1097357 - 2⁶ = 1097293 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 (1097351) 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, 3119 + ... + 3452.

It is an arithmetic number, because the mean of its divisors is an integer number (276024).

2^1097357 is an apocalyptic number.

It is an amenable number.

1097357 is a deficient number, since it is larger than the sum of its proper divisors (6739).

1097357 is an equidigital number, since it uses as much as digits as its factorization.

1097357 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6738.

The product of its (nonzero) digits is 6615, while the sum is 32.

The square root of 1097357 is about 1047.5480895883. The cubic root of 1097357 is about 103.1452689881.

The spelling of 1097357 in words is "one million, ninety-seven thousand, three hundred fifty-seven".