42412344133 has 2 divisors, whose sum is σ = 42412344134. Its totient is φ = 42412344132.

The previous prime is 42412344109. The next prime is 42412344137. The reversal of 42412344133 is 33144321424.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 42329770564 + 82573569 = 205742^2 + 9087^2 .

It is a cyclic number.

It is not a de Polignac number, because 42412344133 - 2⁹ = 42412343621 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 42412344095 and 42412344104.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42412344137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21206172066 + 21206172067.

It is an arithmetic number, because the mean of its divisors is an integer number (21206172067).

Almost surely, 2^42412344133 is an apocalyptic number.

It is an amenable number.

42412344133 is a deficient number, since it is larger than the sum of its proper divisors (1).

42412344133 is an equidigital number, since it uses as much as digits as its factorization.

42412344133 is an evil number, because the sum of its binary digits is even.

The product of its digits is 27648, while the sum is 31.

Adding to 42412344133 its reverse (33144321424), we get a palindrome (75556665557).

The spelling of 42412344133 in words is "forty-two billion, four hundred twelve million, three hundred forty-four thousand, one hundred thirty-three".