342123355 has 16 divisors (see below), whose sum is σ = 470200320. Its totient is φ = 234097632.

The previous prime is 342123343. The next prime is 342123371. The reversal of 342123355 is 553321243.

It is a cyclic number.

It is not a de Polignac number, because 342123355 - 2⁵ = 342123323 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6562 + ... + 26968.

It is an arithmetic number, because the mean of its divisors is an integer number (29387520).

Almost surely, 2^342123355 is an apocalyptic number.

342123355 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

342123355 is a deficient number, since it is larger than the sum of its proper divisors (128076965).

342123355 is a wasteful number, since it uses less digits than its factorization.

342123355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20898.

The product of its digits is 10800, while the sum is 28.

The square root of 342123355 is about 18496.5768454598. The cubic root of 342123355 is about 699.4031340747.

Adding to 342123355 its reverse (553321243), we get a palindrome (895444598).

The spelling of 342123355 in words is "three hundred forty-two million, one hundred twenty-three thousand, three hundred fifty-five".