1365265 has 16 divisors (see below), whose sum is σ = 1812096. Its totient is φ = 979200.

The previous prime is 1365251. The next prime is 1365269. The reversal of 1365265 is 5625631.

1365265 = T₃₇ + T₃₈ + ... + T₂₀₁.

It is not a de Polignac number, because 1365265 - 2⁷ = 1365137 is a prime.

Its product of digits (5400) is a multiple of the sum of its prime divisors (360).

It is a plaindrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (1365269) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5545 + ... + 5785.

It is an arithmetic number, because the mean of its divisors is an integer number (113256).

2^1365265 is an apocalyptic number.

It is an amenable number.

1365265 is a deficient number, since it is larger than the sum of its proper divisors (446831).

1365265 is a wasteful number, since it uses less digits than its factorization.

1365265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 360.

The product of its digits is 5400, while the sum is 28.

The square root of 1365265 is about 1168.4455485815. The cubic root of 1365265 is about 110.9359530962.

The spelling of 1365265 in words is "one million, three hundred sixty-five thousand, two hundred sixty-five".