918115741 has 2 divisors, whose sum is σ = 918115742. Its totient is φ = 918115740.

The previous prime is 918115729. The next prime is 918115789. The reversal of 918115741 is 147511819.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 580328100 + 337787641 = 24090^2 + 18379^2 .

It is a cyclic number.

It is not a de Polignac number, because 918115741 - 2⁷ = 918115613 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 918115741.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (918116741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 459057870 + 459057871.

It is an arithmetic number, because the mean of its divisors is an integer number (459057871).

Almost surely, 2^918115741 is an apocalyptic number.

It is an amenable number.

918115741 is a deficient number, since it is larger than the sum of its proper divisors (1).

918115741 is an equidigital number, since it uses as much as digits as its factorization.

918115741 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10080, while the sum is 37.

The square root of 918115741 is about 30300.4247659996. The cubic root of 918115741 is about 971.9243835371.

The spelling of 918115741 in words is "nine hundred eighteen million, one hundred fifteen thousand, seven hundred forty-one".