2154342353 has 8 divisors (see below), whose sum is σ = 2214626472. Its totient is φ = 2094166656.

The previous prime is 2154342317. The next prime is 2154342373. The reversal of 2154342353 is 3532434512.

It can be written as a sum of positive squares in 4 ways, for example, as 74252689 + 2080089664 = 8617^2 + 45608^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2154342353 - 2²⁰ = 2153293777 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2154342373) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14051 + ... + 67127.

It is an arithmetic number, because the mean of its divisors is an integer number (276828309).

Almost surely, 2^2154342353 is an apocalyptic number.

It is an amenable number.

2154342353 is a deficient number, since it is larger than the sum of its proper divisors (60284119).

2154342353 is a wasteful number, since it uses less digits than its factorization.

2154342353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54211.

The product of its digits is 43200, while the sum is 32.

The square root of 2154342353 is about 46414.8936549466. The cubic root of 2154342353 is about 1291.5312132192.

Adding to 2154342353 its reverse (3532434512), we get a palindrome (5686776865).

The spelling of 2154342353 in words is "two billion, one hundred fifty-four million, three hundred forty-two thousand, three hundred fifty-three".