42109183 has 2 divisors, whose sum is σ = 42109184. Its totient is φ = 42109182.

The previous prime is 42109163. The next prime is 42109201. The reversal of 42109183 is 38190124.

It is a happy number.

42109183 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42109183 - 2²⁵ = 8554751 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42109163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21054591 + 21054592.

It is an arithmetic number, because the mean of its divisors is an integer number (21054592).

Almost surely, 2^42109183 is an apocalyptic number.

42109183 is a deficient number, since it is larger than the sum of its proper divisors (1).

42109183 is an equidigital number, since it uses as much as digits as its factorization.

42109183 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 28.

The square root of 42109183 is about 6489.1588823206. The cubic root of 42109183 is about 347.9036126018.

The spelling of 42109183 in words is "forty-two million, one hundred nine thousand, one hundred eighty-three".