1265104 has 20 divisors (see below), whose sum is σ = 2518564. Its totient is φ = 615168.

The previous prime is 1265101. The next prime is 1265111. The reversal of 1265104 is 4015621.

It can be written as a sum of positive squares in 2 ways, for example, as 559504 + 705600 = 748^2 + 840^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1265101) 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, 477 + ... + 1660.

2^1265104 is an apocalyptic number.

It is an amenable number.

1265104 is a deficient number, since it is larger than the sum of its proper divisors (1253460).

1265104 is a wasteful number, since it uses less digits than its factorization.

1265104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2182 (or 2176 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 1265104 is about 1124.7684206093. The cubic root of 1265104 is about 108.1538730292.

It can be divided in two parts, 1265 and 104, that added together give a square (1369 = 37²).

The spelling of 1265104 in words is "one million, two hundred sixty-five thousand, one hundred four".