4040217427 has 2 divisors, whose sum is σ = 4040217428. Its totient is φ = 4040217426.

The previous prime is 4040217403. The next prime is 4040217443. The reversal of 4040217427 is 7247120404.

4040217427 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4040217427 - 2¹⁹ = 4039693139 is a prime.

It is not a weakly prime, because it can be changed into another prime (4040214427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2020108713 + 2020108714.

It is an arithmetic number, because the mean of its divisors is an integer number (2020108714).

Almost surely, 2^4040217427 is an apocalyptic number.

4040217427 is a deficient number, since it is larger than the sum of its proper divisors (1).

4040217427 is an equidigital number, since it uses as much as digits as its factorization.

4040217427 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12544, while the sum is 31.

The square root of 4040217427 is about 63562.7046860028. The cubic root of 4040217427 is about 1592.7034196699.

The spelling of 4040217427 in words is "four billion, forty million, two hundred seventeen thousand, four hundred twenty-seven".