40211147 has 2 divisors, whose sum is σ = 40211148. Its totient is φ = 40211146.

The previous prime is 40211131. The next prime is 40211173. The reversal of 40211147 is 74111204.

40211147 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40211147 - 2⁴ = 40211131 is a prime.

It is not a weakly prime, because it can be changed into another prime (40211117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20105573 + 20105574.

It is an arithmetic number, because the mean of its divisors is an integer number (20105574).

Almost surely, 2^40211147 is an apocalyptic number.

40211147 is a deficient number, since it is larger than the sum of its proper divisors (1).

40211147 is an equidigital number, since it uses as much as digits as its factorization.

40211147 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 224, while the sum is 20.

The square root of 40211147 is about 6341.2259855646. The cubic root of 40211147 is about 342.5958940823.

The spelling of 40211147 in words is "forty million, two hundred eleven thousand, one hundred forty-seven".