42133043 has 2 divisors, whose sum is σ = 42133044. Its totient is φ = 42133042.

The previous prime is 42133001. The next prime is 42133057. The reversal of 42133043 is 34033124.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42133043 - 2¹⁶ = 42067507 is a prime.

It is not a weakly prime, because it can be changed into another prime (42133073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21066521 + 21066522.

It is an arithmetic number, because the mean of its divisors is an integer number (21066522).

Almost surely, 2^42133043 is an apocalyptic number.

42133043 is a deficient number, since it is larger than the sum of its proper divisors (1).

42133043 is an equidigital number, since it uses as much as digits as its factorization.

42133043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 42133043 is about 6490.9970728695. The cubic root of 42133043 is about 347.9693101707.

Adding to 42133043 its reverse (34033124), we get a palindrome (76166167).

It can be divided in two parts, 421330 and 43, that multiplied together give a triangular number (18117190 = T₆₀₁₉).

The spelling of 42133043 in words is "forty-two million, one hundred thirty-three thousand, forty-three".