1013451818441 has 4 divisors (see below), whose sum is σ = 1048398432900. Its totient is φ = 978505203984.

The previous prime is 1013451818437. The next prime is 1013451818453. The reversal of 1013451818441 is 1448181543101.

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 201102918025 + 812348900416 = 448445^2 + 901304^2 .

It is a cyclic number.

It is not a de Polignac number, because 1013451818441 - 2² = 1013451818437 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1013451818741) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17473307186 + ... + 17473307243.

It is an arithmetic number, because the mean of its divisors is an integer number (262099608225).

Almost surely, 2^{1013451818441} is an apocalyptic number.

It is an amenable number.

1013451818441 is a deficient number, since it is larger than the sum of its proper divisors (34946614459).

1013451818441 is an equidigital number, since it uses as much as digits as its factorization.

1013451818441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34946614458.

The product of its (nonzero) digits is 61440, while the sum is 41.

The spelling of 1013451818441 in words is "one trillion, thirteen billion, four hundred fifty-one million, eight hundred eighteen thousand, four hundred forty-one".