42141133 has 2 divisors, whose sum is σ = 42141134. Its totient is φ = 42141132.

The previous prime is 42141119. The next prime is 42141149. The reversal of 42141133 is 33114124.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 27071209 + 15069924 = 5203^2 + 3882^2 .

It is a cyclic number.

It is not a de Polignac number, because 42141133 - 2⁹ = 42140621 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 42141133.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42141103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21070566 + 21070567.

It is an arithmetic number, because the mean of its divisors is an integer number (21070567).

Almost surely, 2^42141133 is an apocalyptic number.

It is an amenable number.

42141133 is a deficient number, since it is larger than the sum of its proper divisors (1).

42141133 is an equidigital number, since it uses as much as digits as its factorization.

42141133 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 288, while the sum is 19.

The square root of 42141133 is about 6491.6202137833. The cubic root of 42141133 is about 347.9915800359.

Adding to 42141133 its reverse (33114124), we get a palindrome (75255257).

The spelling of 42141133 in words is "forty-two million, one hundred forty-one thousand, one hundred thirty-three".