1265495 has 32 divisors (see below), whose sum is σ = 2004480. Its totient is φ = 743040.

The previous prime is 1265479. The next prime is 1265503. The reversal of 1265495 is 5945621.

1265495 = T₆₆ + T₆₇ + ... + T₁₉₈.

It is a happy number.

It is not a de Polignac number, because 1265495 - 2⁴ = 1265479 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7229 + ... + 7401.

It is an arithmetic number, because the mean of its divisors is an integer number (62640).

2^1265495 is an apocalyptic number.

1265495 is a deficient number, since it is larger than the sum of its proper divisors (738985).

1265495 is a wasteful number, since it uses less digits than its factorization.

1265495 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215.

The product of its digits is 10800, while the sum is 32.

The square root of 1265495 is about 1124.9422207385. The cubic root of 1265495 is about 108.1650140918.

The spelling of 1265495 in words is "one million, two hundred sixty-five thousand, four hundred ninety-five".