1265267 has 4 divisors (see below), whose sum is σ = 1331880. Its totient is φ = 1198656.

The previous prime is 1265249. The next prime is 1265273. The reversal of 1265267 is 7625621.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1265267 - 2¹² = 1261171 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1265167) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33278 + ... + 33315.

It is an arithmetic number, because the mean of its divisors is an integer number (332970).

2^1265267 is an apocalyptic number.

1265267 is a deficient number, since it is larger than the sum of its proper divisors (66613).

1265267 is an equidigital number, since it uses as much as digits as its factorization.

1265267 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66612.

The product of its digits is 5040, while the sum is 29.

The square root of 1265267 is about 1124.8408776356. The cubic root of 1265267 is about 108.1585177921.

The spelling of 1265267 in words is "one million, two hundred sixty-five thousand, two hundred sixty-seven".