40063147 has 2 divisors, whose sum is σ = 40063148. Its totient is φ = 40063146.

The previous prime is 40063139. The next prime is 40063151. The reversal of 40063147 is 74136004.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40063147 - 2³ = 40063139 is a prime.

It is not a weakly prime, because it can be changed into another prime (40093147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20031573 + 20031574.

It is an arithmetic number, because the mean of its divisors is an integer number (20031574).

Almost surely, 2^40063147 is an apocalyptic number.

40063147 is a deficient number, since it is larger than the sum of its proper divisors (1).

40063147 is an equidigital number, since it uses as much as digits as its factorization.

40063147 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 40063147 is about 6329.5455603068. The cubic root of 40063147 is about 342.1750611340.

The spelling of 40063147 in words is "forty million, sixty-three thousand, one hundred forty-seven".