40371147 has 6 divisors (see below), whose sum is σ = 58313892. Its totient is φ = 26914092.

The previous prime is 40371113. The next prime is 40371157. The reversal of 40371147 is 74117304.

It is not a de Polignac number, because 40371147 - 2¹⁴ = 40354763 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40371147.

It is not an unprimeable number, because it can be changed into a prime (40371157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2242833 + ... + 2242850.

It is an arithmetic number, because the mean of its divisors is an integer number (9718982).

Almost surely, 2^40371147 is an apocalyptic number.

40371147 is a deficient number, since it is larger than the sum of its proper divisors (17942745).

40371147 is a wasteful number, since it uses less digits than its factorization.

40371147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4485689 (or 4485686 counting only the distinct ones).

The product of its (nonzero) digits is 2352, while the sum is 27.

The square root of 40371147 is about 6353.8293178209. The cubic root of 40371147 is about 343.0496886482.

It can be divided in two parts, 4037 and 1147, that added together give a square (5184 = 72²).

The spelling of 40371147 in words is "forty million, three hundred seventy-one thousand, one hundred forty-seven".