42158063 has 2 divisors, whose sum is σ = 42158064. Its totient is φ = 42158062.

The previous prime is 42158041. The next prime is 42158069. The reversal of 42158063 is 36085124.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42158063 - 2²² = 37963759 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42158069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21079031 + 21079032.

It is an arithmetic number, because the mean of its divisors is an integer number (21079032).

Almost surely, 2^42158063 is an apocalyptic number.

42158063 is a deficient number, since it is larger than the sum of its proper divisors (1).

42158063 is an equidigital number, since it uses as much as digits as its factorization.

42158063 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 42158063 is about 6492.9240716337. The cubic root of 42158063 is about 348.0381751180.

The spelling of 42158063 in words is "forty-two million, one hundred fifty-eight thousand, sixty-three".