42595159 has 2 divisors, whose sum is σ = 42595160. Its totient is φ = 42595158.

The previous prime is 42595153. The next prime is 42595193. The reversal of 42595159 is 95159524.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42595159 - 2³ = 42595151 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42595151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21297579 + 21297580.

It is an arithmetic number, because the mean of its divisors is an integer number (21297580).

Almost surely, 2^42595159 is an apocalyptic number.

42595159 is a deficient number, since it is larger than the sum of its proper divisors (1).

42595159 is an equidigital number, since it uses as much as digits as its factorization.

42595159 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 81000, while the sum is 40.

The square root of 42595159 is about 6526.4966865846. The cubic root of 42595159 is about 349.2368651726.

It can be divided in two parts, 4259515 and 9, that added together give a palindrome (4259524).

The spelling of 42595159 in words is "forty-two million, five hundred ninety-five thousand, one hundred fifty-nine".