609494719 has 2 divisors, whose sum is σ = 609494720. Its totient is φ = 609494718.

The previous prime is 609494713. The next prime is 609494741. The reversal of 609494719 is 917494906.

609494719 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 609494719 - 2¹¹ = 609492671 is a prime.

It is a super-2 number, since 2×609494719² = 742967624977777922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (609494713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 304747359 + 304747360.

It is an arithmetic number, because the mean of its divisors is an integer number (304747360).

Almost surely, 2^609494719 is an apocalyptic number.

609494719 is a deficient number, since it is larger than the sum of its proper divisors (1).

609494719 is an equidigital number, since it uses as much as digits as its factorization.

609494719 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 489888, while the sum is 49.

The square root of 609494719 is about 24687.9468364625. The cubic root of 609494719 is about 847.8583774521.

The spelling of 609494719 in words is "six hundred nine million, four hundred ninety-four thousand, seven hundred nineteen".