918013153 has 2 divisors, whose sum is σ = 918013154. Its totient is φ = 918013152.

The previous prime is 918013127. The next prime is 918013171. The reversal of 918013153 is 351310819.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 890007889 + 28005264 = 29833^2 + 5292^2 .

It is a cyclic number.

It is not a de Polignac number, because 918013153 - 2⁵ = 918013121 is a prime.

It is not a weakly prime, because it can be changed into another prime (918013123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 459006576 + 459006577.

It is an arithmetic number, because the mean of its divisors is an integer number (459006577).

Almost surely, 2^918013153 is an apocalyptic number.

It is an amenable number.

918013153 is a deficient number, since it is larger than the sum of its proper divisors (1).

918013153 is an equidigital number, since it uses as much as digits as its factorization.

918013153 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3240, while the sum is 31.

The square root of 918013153 is about 30298.7318711526. The cubic root of 918013153 is about 971.8881820402. Note that the first 3 decimals are identical.

The spelling of 918013153 in words is "nine hundred eighteen million, thirteen thousand, one hundred fifty-three".