918149059 has 2 divisors, whose sum is σ = 918149060. Its totient is φ = 918149058.

The previous prime is 918149053. The next prime is 918149083. The reversal of 918149059 is 950941819.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 918149059 - 2¹⁵ = 918116291 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (918149053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 459074529 + 459074530.

It is an arithmetic number, because the mean of its divisors is an integer number (459074530).

Almost surely, 2^918149059 is an apocalyptic number.

918149059 is a deficient number, since it is larger than the sum of its proper divisors (1).

918149059 is an equidigital number, since it uses as much as digits as its factorization.

918149059 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 116640, while the sum is 46.

The square root of 918149059 is about 30300.9745552845. The cubic root of 918149059 is about 971.9361402919.

The spelling of 918149059 in words is "nine hundred eighteen million, one hundred forty-nine thousand, fifty-nine".