42360187 has 2 divisors, whose sum is σ = 42360188. Its totient is φ = 42360186.

The previous prime is 42360179. The next prime is 42360193. The reversal of 42360187 is 78106324.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42360187 - 2³ = 42360179 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (42360127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21180093 + 21180094.

It is an arithmetic number, because the mean of its divisors is an integer number (21180094).

Almost surely, 2^42360187 is an apocalyptic number.

42360187 is a deficient number, since it is larger than the sum of its proper divisors (1).

42360187 is an equidigital number, since it uses as much as digits as its factorization.

42360187 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8064, while the sum is 31.

The square root of 42360187 is about 6508.4704040197. The cubic root of 42360187 is about 348.5935037801.

The spelling of 42360187 in words is "forty-two million, three hundred sixty thousand, one hundred eighty-seven".