2154411214343 has 2 divisors, whose sum is σ = 2154411214344. Its totient is φ = 2154411214342.

The previous prime is 2154411214339. The next prime is 2154411214421. The reversal of 2154411214343 is 3434121144512.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2154411214343 - 2² = 2154411214339 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2154411214313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1077205607171 + 1077205607172.

It is an arithmetic number, because the mean of its divisors is an integer number (1077205607172).

Almost surely, 2^{2154411214343} is an apocalyptic number.

2154411214343 is a deficient number, since it is larger than the sum of its proper divisors (1).

2154411214343 is an equidigital number, since it uses as much as digits as its factorization.

2154411214343 is an evil number, because the sum of its binary digits is even.

The product of its digits is 46080, while the sum is 35.

Adding to 2154411214343 its reverse (3434121144512), we get a palindrome (5588532358855).

The spelling of 2154411214343 in words is "two trillion, one hundred fifty-four billion, four hundred eleven million, two hundred fourteen thousand, three hundred forty-three".