1265534 has 8 divisors (see below), whose sum is σ = 1934280. Its totient is φ = 620776.

The previous prime is 1265527. The next prime is 1265549. The reversal of 1265534 is 4355621.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a d-powerful number, because it can be written as 1 + 2²⁰ + 6⁵ + 5² + 5⁶ + 3¹¹ + 4⁷ .

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5864 + ... + 6075.

It is an arithmetic number, because the mean of its divisors is an integer number (241785).

2^1265534 is an apocalyptic number.

1265534 is a deficient number, since it is larger than the sum of its proper divisors (668746).

1265534 is a wasteful number, since it uses less digits than its factorization.

1265534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11994.

The product of its digits is 3600, while the sum is 26.

The square root of 1265534 is about 1124.9595548285. The cubic root of 1265534 is about 108.1661252228.

The spelling of 1265534 in words is "one million, two hundred sixty-five thousand, five hundred thirty-four".