342055111 has 2 divisors, whose sum is σ = 342055112. Its totient is φ = 342055110.

The previous prime is 342055099. The next prime is 342055117. The reversal of 342055111 is 111550243.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 342055111 - 2¹⁷ = 341924039 is a prime.

It is a super-2 number, since 2×342055111² = 234003397922444642, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (342055117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171027555 + 171027556.

It is an arithmetic number, because the mean of its divisors is an integer number (171027556).

Almost surely, 2^342055111 is an apocalyptic number.

342055111 is a deficient number, since it is larger than the sum of its proper divisors (1).

342055111 is an equidigital number, since it uses as much as digits as its factorization.

342055111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 342055111 is about 18494.7319796746. The cubic root of 342055111 is about 699.3566272220.

The spelling of 342055111 in words is "three hundred forty-two million, fifty-five thousand, one hundred eleven".