1295566 has 4 divisors (see below), whose sum is σ = 1943352. Its totient is φ = 647782.

The previous prime is 1295563. The next prime is 1295603. The reversal of 1295566 is 6655921.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1295561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 323890 + ... + 323893.

It is an arithmetic number, because the mean of its divisors is an integer number (485838).

2^1295566 is an apocalyptic number.

1295566 is a deficient number, since it is larger than the sum of its proper divisors (647786).

1295566 is an equidigital number, since it uses as much as digits as its factorization.

1295566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 647785.

The product of its digits is 16200, while the sum is 34.

The square root of 1295566 is about 1138.2293266297. The cubic root of 1295566 is about 109.0150639899.

The spelling of 1295566 in words is "one million, two hundred ninety-five thousand, five hundred sixty-six".