1327261 has 12 divisors (see below), whose sum is σ = 1501948. Its totient is φ = 1165824.

The previous prime is 1327237. The next prime is 1327267. The reversal of 1327261 is 1627231.

It can be written as a sum of positive squares in 2 ways, for example, as 256036 + 1071225 = 506^2 + 1035^2 .

It is not a de Polignac number, because 1327261 - 2⁷ = 1327133 is a prime.

It is a hoax number, since the sum of its digits (22) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

Its product of digits (504) is a multiple of the sum of its prime factors (252).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1327267) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6781 + ... + 6973.

2^1327261 is an apocalyptic number.

It is an amenable number.

1327261 is a deficient number, since it is larger than the sum of its proper divisors (174687).

1327261 is a wasteful number, since it uses less digits than its factorization.

1327261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252 (or 229 counting only the distinct ones).

The product of its digits is 504, while the sum is 22.

The square root of 1327261 is about 1152.0681403459. The cubic root of 1327261 is about 109.8969006438.

The spelling of 1327261 in words is "one million, three hundred twenty-seven thousand, two hundred sixty-one".