1018355106341 has 4 divisors (see below), whose sum is σ = 1018632364332. Its totient is φ = 1018077848352.

The previous prime is 1018355106281. The next prime is 1018355106359. The reversal of 1018355106341 is 1436015538101.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 267957381316 + 750397725025 = 517646^2 + 866255^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1018355106341 is a prime.

It is a super-2 number, since 2×1018355106341² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1018355106295 and 1018355106304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1018355100341) 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 in 3 ways as a sum of consecutive naturals, for example, 138623486 + ... + 138630831.

It is an arithmetic number, because the mean of its divisors is an integer number (254658091083).

Almost surely, 2^{1018355106341} is an apocalyptic number.

It is an amenable number.

1018355106341 is a deficient number, since it is larger than the sum of its proper divisors (277257991).

1018355106341 is an equidigital number, since it uses as much as digits as its factorization.

1018355106341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277257990.

The product of its (nonzero) digits is 43200, while the sum is 38.

The spelling of 1018355106341 in words is "one trillion, eighteen billion, three hundred fifty-five million, one hundred six thousand, three hundred forty-one".