1401707317 has 2 divisors, whose sum is σ = 1401707318. Its totient is φ = 1401707316.

The previous prime is 1401707299. The next prime is 1401707339. The reversal of 1401707317 is 7137071041.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 758121156 + 643586161 = 27534^2 + 25369^2 .

It is a cyclic number.

It is not a de Polignac number, because 1401707317 - 2¹⁹ = 1401183029 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1401707117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 700853658 + 700853659.

It is an arithmetic number, because the mean of its divisors is an integer number (700853659).

Almost surely, 2^1401707317 is an apocalyptic number.

It is an amenable number.

1401707317 is a deficient number, since it is larger than the sum of its proper divisors (1).

1401707317 is an equidigital number, since it uses as much as digits as its factorization.

1401707317 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4116, while the sum is 31.

The square root of 1401707317 is about 37439.3818992782. The cubic root of 1401707317 is about 1119.1435089312.

Adding to 1401707317 its reverse (7137071041), we get a palindrome (8538778358).

The spelling of 1401707317 in words is "one billion, four hundred one million, seven hundred seven thousand, three hundred seventeen".