423334134061 has 2 divisors, whose sum is σ = 423334134062. Its totient is φ = 423334134060.

The previous prime is 423334134049. The next prime is 423334134121. The reversal of 423334134061 is 160431433324.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 262573231561 + 160760902500 = 512419^2 + 400950^2 .

It is a cyclic number.

It is not a de Polignac number, because 423334134061 - 2⁵ = 423334134029 is a prime.

It is a super-2 number, since 2×423334134061² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (423334134001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211667067030 + 211667067031.

It is an arithmetic number, because the mean of its divisors is an integer number (211667067031).

Almost surely, 2^423334134061 is an apocalyptic number.

It is an amenable number.

423334134061 is a deficient number, since it is larger than the sum of its proper divisors (1).

423334134061 is an equidigital number, since it uses as much as digits as its factorization.

423334134061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 62208, while the sum is 34.

Adding to 423334134061 its reverse (160431433324), we get a palindrome (583765567385).

The spelling of 423334134061 in words is "four hundred twenty-three billion, three hundred thirty-four million, one hundred thirty-four thousand, sixty-one".