342444133 has 2 divisors, whose sum is σ = 342444134. Its totient is φ = 342444132.

The previous prime is 342444119. The next prime is 342444173. The reversal of 342444133 is 331444243.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 249861249 + 92582884 = 15807^2 + 9622^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-342444133 is a prime.

It is a super-2 number, since 2×342444133² = 234535968452243378, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (342444173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171222066 + 171222067.

It is an arithmetic number, because the mean of its divisors is an integer number (171222067).

Almost surely, 2^342444133 is an apocalyptic number.

It is an amenable number.

342444133 is a deficient number, since it is larger than the sum of its proper divisors (1).

342444133 is an equidigital number, since it uses as much as digits as its factorization.

342444133 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13824, while the sum is 28.

The square root of 342444133 is about 18505.2460940134. The cubic root of 342444133 is about 699.6216547275.

Adding to 342444133 its reverse (331444243), we get a palindrome (673888376).

The spelling of 342444133 in words is "three hundred forty-two million, four hundred forty-four thousand, one hundred thirty-three".