2151360343 has 4 divisors (see below), whose sum is σ = 2346938568. Its totient is φ = 1955782120.

The previous prime is 2151360313. The next prime is 2151360377. The reversal of 2151360343 is 3430631512.

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

It is a cyclic number.

It is not a de Polignac number, because 2151360343 - 2²¹ = 2149263191 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2151360313) 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, 97789096 + ... + 97789117.

It is an arithmetic number, because the mean of its divisors is an integer number (586734642).

Almost surely, 2^2151360343 is an apocalyptic number.

2151360343 is a deficient number, since it is larger than the sum of its proper divisors (195578225).

2151360343 is a wasteful number, since it uses less digits than its factorization.

2151360343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 195578224.

The product of its (nonzero) digits is 6480, while the sum is 28.

The square root of 2151360343 is about 46382.7591137052. The cubic root of 2151360343 is about 1290.9350316893.

Adding to 2151360343 its reverse (3430631512), we get a palindrome (5581991855).

The spelling of 2151360343 in words is "two billion, one hundred fifty-one million, three hundred sixty thousand, three hundred forty-three".