4200400027 has 2 divisors, whose sum is σ = 4200400028. Its totient is φ = 4200400026.

The previous prime is 4200399989. The next prime is 4200400063. The reversal of 4200400027 is 7200040024.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4200400027 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4200399977 and 4200400013.

It is not a weakly prime, because it can be changed into another prime (4200400097) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2100200013 + 2100200014.

It is an arithmetic number, because the mean of its divisors is an integer number (2100200014).

Almost surely, 2^4200400027 is an apocalyptic number.

4200400027 is a deficient number, since it is larger than the sum of its proper divisors (1).

4200400027 is an equidigital number, since it uses as much as digits as its factorization.

4200400027 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 448, while the sum is 19.

The square root of 4200400027 is about 64810.4931859032. The cubic root of 4200400027 is about 1613.4798678127.

The spelling of 4200400027 in words is "four billion, two hundred million, four hundred thousand, twenty-seven".