42654133 has 2 divisors, whose sum is σ = 42654134. Its totient is φ = 42654132.

The previous prime is 42654083. The next prime is 42654137. The reversal of 42654133 is 33145624.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 42536484 + 117649 = 6522^2 + 343^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42654133 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42654137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21327066 + 21327067.

It is an arithmetic number, because the mean of its divisors is an integer number (21327067).

Almost surely, 2^42654133 is an apocalyptic number.

It is an amenable number.

42654133 is a deficient number, since it is larger than the sum of its proper divisors (1).

42654133 is an equidigital number, since it uses as much as digits as its factorization.

42654133 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8640, while the sum is 28.

The square root of 42654133 is about 6531.0131679549. The cubic root of 42654133 is about 349.3979663987.

Adding to 42654133 its reverse (33145624), we get a palindrome (75799757).

The spelling of 42654133 in words is "forty-two million, six hundred fifty-four thousand, one hundred thirty-three".