1255964 has 6 divisors (see below), whose sum is σ = 2197944. Its totient is φ = 627980.

The previous prime is 1255963. The next prime is 1255967. The reversal of 1255964 is 4695521.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1255964.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1255963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156992 + ... + 156999.

It is an arithmetic number, because the mean of its divisors is an integer number (366324).

2^1255964 is an apocalyptic number.

It is an amenable number.

1255964 is a deficient number, since it is larger than the sum of its proper divisors (941980).

1255964 is a wasteful number, since it uses less digits than its factorization.

1255964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 313995 (or 313993 counting only the distinct ones).

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

The square root of 1255964 is about 1120.6979967859. The cubic root of 1255964 is about 107.8927833997.

The spelling of 1255964 in words is "one million, two hundred fifty-five thousand, nine hundred sixty-four".