3143455541321 has 4 divisors (see below), whose sum is σ = 3143468343444. Its totient is φ = 3143442739200.

The previous prime is 3143455541299. The next prime is 3143455541333. The reversal of 3143455541321 is 1231455543413.

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 2927644193296 + 215811348025 = 1711036^2 + 464555^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3143455541321 is a prime.

It is a super-2 number, since 2×3143455541321² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3143455541021) 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, 6025400 + ... + 6526281.

It is an arithmetic number, because the mean of its divisors is an integer number (785867085861).

Almost surely, 2^{3143455541321} is an apocalyptic number.

It is an amenable number.

3143455541321 is a deficient number, since it is larger than the sum of its proper divisors (12802123).

3143455541321 is a wasteful number, since it uses less digits than its factorization.

3143455541321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12802122.

The product of its digits is 432000, while the sum is 41.

The spelling of 3143455541321 in words is "three trillion, one hundred forty-three billion, four hundred fifty-five million, five hundred forty-one thousand, three hundred twenty-one".