918314513 has 2 divisors, whose sum is σ = 918314514. Its totient is φ = 918314512.

The previous prime is 918314477. The next prime is 918314543. The reversal of 918314513 is 315413819.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 833361424 + 84953089 = 28868^2 + 9217^2 .

It is a cyclic number.

It is not a de Polignac number, because 918314513 - 2¹⁰ = 918313489 is a prime.

It is not a weakly prime, because it can be changed into another prime (918314543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 459157256 + 459157257.

It is an arithmetic number, because the mean of its divisors is an integer number (459157257).

Almost surely, 2^918314513 is an apocalyptic number.

It is an amenable number.

918314513 is a deficient number, since it is larger than the sum of its proper divisors (1).

918314513 is an equidigital number, since it uses as much as digits as its factorization.

918314513 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12960, while the sum is 35.

The square root of 918314513 is about 30303.7046085128. The cubic root of 918314513 is about 971.9945189985.

The spelling of 918314513 in words is "nine hundred eighteen million, three hundred fourteen thousand, five hundred thirteen".