609116423 has 2 divisors, whose sum is σ = 609116424. Its totient is φ = 609116422.

The previous prime is 609116419. The next prime is 609116437. The reversal of 609116423 is 324611906.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 609116423 - 2² = 609116419 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 609116423.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (609116483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 304558211 + 304558212.

It is an arithmetic number, because the mean of its divisors is an integer number (304558212).

Almost surely, 2^609116423 is an apocalyptic number.

609116423 is a deficient number, since it is larger than the sum of its proper divisors (1).

609116423 is an equidigital number, since it uses as much as digits as its factorization.

609116423 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 32.

The square root of 609116423 is about 24680.2840947992. The cubic root of 609116423 is about 847.6829273052.

The spelling of 609116423 in words is "six hundred nine million, one hundred sixteen thousand, four hundred twenty-three".