1097265 has 32 divisors (see below), whose sum is σ = 2007936. Its totient is φ = 506880.

The previous prime is 1097237. The next prime is 1097267. The reversal of 1097265 is 5627901.

It is not a de Polignac number, because 1097265 - 2⁸ = 1097009 is a prime.

It is a Curzon number.

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

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3150 + ... + 3480.

It is an arithmetic number, because the mean of its divisors is an integer number (62748).

2^1097265 is an apocalyptic number.

1097265 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1097265 is a deficient number, since it is larger than the sum of its proper divisors (910671).

1097265 is a wasteful number, since it uses less digits than its factorization.

1097265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 369.

The product of its (nonzero) digits is 3780, while the sum is 30.

The square root of 1097265 is about 1047.5041766027. The cubic root of 1097265 is about 103.1423864166.

The spelling of 1097265 in words is "one million, ninety-seven thousand, two hundred sixty-five".