40101171 has 16 divisors (see below), whose sum is σ = 60341760. Its totient is φ = 23465120.

The previous prime is 40101169. The next prime is 40101251. The reversal of 40101171 is 17110104.

It is a cyclic number.

It is not a de Polignac number, because 40101171 - 2¹ = 40101169 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40101171.

It is not an unprimeable number, because it can be changed into a prime (40101151) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19995 + ... + 21908.

It is an arithmetic number, because the mean of its divisors is an integer number (3771360).

Almost surely, 2^40101171 is an apocalyptic number.

40101171 is a deficient number, since it is larger than the sum of its proper divisors (20240589).

40101171 is a wasteful number, since it uses less digits than its factorization.

40101171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41946.

The product of its (nonzero) digits is 28, while the sum is 15.

The square root of 40101171 is about 6332.5485390955. The cubic root of 40101171 is about 342.2832798791.

Adding to 40101171 its reverse (17110104), we get a palindrome (57211275).

The spelling of 40101171 in words is "forty million, one hundred one thousand, one hundred seventy-one".