1017336494161 has 9 divisors (see below), whose sum is σ = 1101627088731. Its totient is φ = 939067737192.

The previous prime is 1017336494129. The next prime is 1017336494197. The reversal of 1017336494161 is 1614946337101.

The square root of 1017336494161 is 1008631.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 150493564225 + 866842929936 = 387935^2 + 931044^2 .

It is not a de Polignac number, because 1017336494161 - 2⁵ = 1017336494129 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1017336494861) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 13073410 + ... + 13150996.

It is an arithmetic number, because the mean of its divisors is an integer number (122403009859).

Almost surely, 2^{1017336494161} is an apocalyptic number.

1017336494161 is the 1008631-st square number.

1017336494161 is the 504316-th centered octagonal number.

It is an amenable number.

1017336494161 is a deficient number, since it is larger than the sum of its proper divisors (84290594570).

1017336494161 is an frugal number, since it uses more digits than its factorization.

1017336494161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155200 (or 77600 counting only the distinct ones).

The product of its (nonzero) digits is 326592, while the sum is 46.

The spelling of 1017336494161 in words is "one trillion, seventeen billion, three hundred thirty-six million, four hundred ninety-four thousand, one hundred sixty-one".