917314081 has 2 divisors, whose sum is σ = 917314082. Its totient is φ = 917314080.

The previous prime is 917314063. The next prime is 917314121. The reversal of 917314081 is 180413719.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 503598481 + 413715600 = 22441^2 + 20340^2 .

It is an emirp because it is prime and its reverse (180413719) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 917314081 - 2¹⁷ = 917183009 is a prime.

It is a super-2 number, since 2×917314081² = 1682930246401749122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (917317081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 458657040 + 458657041.

It is an arithmetic number, because the mean of its divisors is an integer number (458657041).

Almost surely, 2^917314081 is an apocalyptic number.

It is an amenable number.

917314081 is a deficient number, since it is larger than the sum of its proper divisors (1).

917314081 is an equidigital number, since it uses as much as digits as its factorization.

917314081 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6048, while the sum is 34.

The square root of 917314081 is about 30287.1933496651. The cubic root of 917314081 is about 971.6414200170.

The spelling of 917314081 in words is "nine hundred seventeen million, three hundred fourteen thousand, eighty-one".