1371738317 has 2 divisors, whose sum is σ = 1371738318. Its totient is φ = 1371738316.

The previous prime is 1371738281. The next prime is 1371738341. The reversal of 1371738317 is 7138371731.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1302199396 + 69538921 = 36086^2 + 8339^2 .

It is an emirp because it is prime and its reverse (7138371731) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1371738317 - 2⁸ = 1371738061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1371438317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 685869158 + 685869159.

It is an arithmetic number, because the mean of its divisors is an integer number (685869159).

Almost surely, 2^1371738317 is an apocalyptic number.

It is an amenable number.

1371738317 is a deficient number, since it is larger than the sum of its proper divisors (1).

1371738317 is an equidigital number, since it uses as much as digits as its factorization.

1371738317 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 74088, while the sum is 41.

The square root of 1371738317 is about 37036.9857979831. The cubic root of 1371738317 is about 1111.1100863298.

The spelling of 1371738317 in words is "one billion, three hundred seventy-one million, seven hundred thirty-eight thousand, three hundred seventeen".