1317461 has 2 divisors, whose sum is σ = 1317462. Its totient is φ = 1317460.

The previous prime is 1317451. The next prime is 1317487. The reversal of 1317461 is 1647131.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 819025 + 498436 = 905^2 + 706^2 .

It is a cyclic number.

It is not a de Polignac number, because 1317461 - 2⁶ = 1317397 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1317401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 658730 + 658731.

It is an arithmetic number, because the mean of its divisors is an integer number (658731).

2^1317461 is an apocalyptic number.

It is an amenable number.

1317461 is a deficient number, since it is larger than the sum of its proper divisors (1).

1317461 is an equidigital number, since it uses as much as digits as its factorization.

1317461 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 504, while the sum is 23.

The square root of 1317461 is about 1147.8070395323. The cubic root of 1317461 is about 109.6257529569.

The spelling of 1317461 in words is "one million, three hundred seventeen thousand, four hundred sixty-one".