1265697 has 12 divisors (see below), whose sum is σ = 1856400. Its totient is φ = 830808.

The previous prime is 1265681. The next prime is 1265729. The reversal of 1265697 is 7965621.

It is not a de Polignac number, because 1265697 - 2⁴ = 1265681 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (1265617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 447 + ... + 1652.

It is an arithmetic number, because the mean of its divisors is an integer number (154700).

2^1265697 is an apocalyptic number.

It is an amenable number.

1265697 is a deficient number, since it is larger than the sum of its proper divisors (590703).

1265697 is a wasteful number, since it uses less digits than its factorization.

1265697 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2172 (or 2169 counting only the distinct ones).

The product of its digits is 22680, while the sum is 36.

The square root of 1265697 is about 1125.0319995449. The cubic root of 1265697 is about 108.1707689335.

The spelling of 1265697 in words is "one million, two hundred sixty-five thousand, six hundred ninety-seven".