342121353 has 32 divisors (see below), whose sum is σ = 558105600. Its totient is φ = 182056896.

The previous prime is 342121337. The next prime is 342121357. The reversal of 342121353 is 353121243.

It is not a de Polignac number, because 342121353 - 2⁴ = 342121337 is a prime.

It is not an unprimeable number, because it can be changed into a prime (342121357) 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 31 ways as a sum of consecutive naturals, for example, 16275 + ... + 30807.

It is an arithmetic number, because the mean of its divisors is an integer number (17440800).

Almost surely, 2^342121353 is an apocalyptic number.

It is an amenable number.

342121353 is a deficient number, since it is larger than the sum of its proper divisors (215984247).

342121353 is a wasteful number, since it uses less digits than its factorization.

342121353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14621.

The product of its digits is 2160, while the sum is 24.

The square root of 342121353 is about 18496.5227272588. The cubic root of 342121353 is about 699.4017698418.

Adding to 342121353 its reverse (353121243), we get a palindrome (695242596).

The spelling of 342121353 in words is "three hundred forty-two million, one hundred twenty-one thousand, three hundred fifty-three".