1317377 has 2 divisors, whose sum is σ = 1317378. Its totient is φ = 1317376.

The previous prime is 1317361. The next prime is 1317397. The reversal of 1317377 is 7737131.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 678976 + 638401 = 824^2 + 799^2 .

It is a cyclic number.

It is not a de Polignac number, because 1317377 - 2⁴ = 1317361 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1317307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 658688 + 658689.

It is an arithmetic number, because the mean of its divisors is an integer number (658689).

2^1317377 is an apocalyptic number.

It is an amenable number.

1317377 is a deficient number, since it is larger than the sum of its proper divisors (1).

1317377 is an equidigital number, since it uses as much as digits as its factorization.

1317377 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3087, while the sum is 29.

The square root of 1317377 is about 1147.7704474328. The cubic root of 1317377 is about 109.6234230312.

The spelling of 1317377 in words is "one million, three hundred seventeen thousand, three hundred seventy-seven".