1334813621143 has 4 divisors (see below), whose sum is σ = 1350895713048. Its totient is φ = 1318731529240.

The previous prime is 1334813621123. The next prime is 1334813621161. The reversal of 1334813621143 is 3411263184331.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1334813621143 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1334813621096 and 1334813621105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1334813621123) 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, 8041045828 + ... + 8041045993.

It is an arithmetic number, because the mean of its divisors is an integer number (337723928262).

Almost surely, 2^{1334813621143} is an apocalyptic number.

1334813621143 is a deficient number, since it is larger than the sum of its proper divisors (16082091905).

1334813621143 is an equidigital number, since it uses as much as digits as its factorization.

1334813621143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16082091904.

The product of its digits is 124416, while the sum is 40.

The spelling of 1334813621143 in words is "one trillion, three hundred thirty-four billion, eight hundred thirteen million, six hundred twenty-one thousand, one hundred forty-three".