1334091990841 has 81 divisors (see below), whose sum is σ = 1524016502253. Its totient is φ = 1167595715520.

The previous prime is 1334091990839. The next prime is 1334091990851. The reversal of 1334091990841 is 1480991904331.

The square root of 1334091990841 is 1155029.

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

It can be written as a sum of positive squares in 4 ways, for example, as 532565712441 + 801526278400 = 729771^2 + 895280^2 .

It is not a de Polignac number, because 1334091990841 - 2¹ = 1334091990839 is a prime.

It is a super-2 number, since 2×1334091990841² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1334091990851) by changing a digit.

It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 25171546971 + ... + 25171547023.

Almost surely, 2^{1334091990841} is an apocalyptic number.

1334091990841 is the 1155029-th square number.

1334091990841 is the 577515-th centered octagonal number.

It is an amenable number.

1334091990841 is a deficient number, since it is larger than the sum of its proper divisors (189924511412).

1334091990841 is an frugal number, since it uses more digits than its factorization.

1334091990841 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 280 (or 140 counting only the distinct ones).

The product of its (nonzero) digits is 839808, while the sum is 52.

The spelling of 1334091990841 in words is "one trillion, three hundred thirty-four billion, ninety-one million, nine hundred ninety thousand, eight hundred forty-one".