396609127 has 2 divisors, whose sum is σ = 396609128. Its totient is φ = 396609126.

The previous prime is 396609119. The next prime is 396609131. The reversal of 396609127 is 721906693.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 396609127 - 2³ = 396609119 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (396609107) 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, 198304563 + 198304564.

It is an arithmetic number, because the mean of its divisors is an integer number (198304564).

Almost surely, 2^396609127 is an apocalyptic number.

396609127 is a deficient number, since it is larger than the sum of its proper divisors (1).

396609127 is an equidigital number, since it uses as much as digits as its factorization.

396609127 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 122472, while the sum is 43.

The square root of 396609127 is about 19915.0477528928. The cubic root of 396609127 is about 734.7183748363.

The spelling of 396609127 in words is "three hundred ninety-six million, six hundred nine thousand, one hundred twenty-seven".