42163177 has 12 divisors (see below), whose sum is σ = 50190096. Its totient is φ = 35297640.

The previous prime is 42163171. The next prime is 42163181. The reversal of 42163177 is 77136124.

It is not a de Polignac number, because 42163177 - 2¹⁵ = 42130409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42163171) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7899 + ... + 12112.

It is an arithmetic number, because the mean of its divisors is an integer number (4182508).

Almost surely, 2^42163177 is an apocalyptic number.

It is an amenable number.

42163177 is a deficient number, since it is larger than the sum of its proper divisors (8026919).

42163177 is a wasteful number, since it uses less digits than its factorization.

42163177 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20068 (or 20061 counting only the distinct ones).

The product of its digits is 7056, while the sum is 31.

The square root of 42163177 is about 6493.3178730138. The cubic root of 42163177 is about 348.0522475171.

The spelling of 42163177 in words is "forty-two million, one hundred sixty-three thousand, one hundred seventy-seven".