609194797 has 2 divisors, whose sum is σ = 609194798. Its totient is φ = 609194796.

The previous prime is 609194783. The next prime is 609194809. The reversal of 609194797 is 797491906.

609194797 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 can be written as a sum of positive squares in only one way, i.e., 439908676 + 169286121 = 20974^2 + 13011^2 .

It is a cyclic number.

It is not a de Polignac number, because 609194797 - 2¹⁹ = 608670509 is a prime.

It is a super-2 number, since 2×609194797² = 742236601383742418, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (609194737) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 304597398 + 304597399.

It is an arithmetic number, because the mean of its divisors is an integer number (304597399).

Almost surely, 2^609194797 is an apocalyptic number.

It is an amenable number.

609194797 is a deficient number, since it is larger than the sum of its proper divisors (1).

609194797 is an equidigital number, since it uses as much as digits as its factorization.

609194797 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 857304, while the sum is 52.

The square root of 609194797 is about 24681.8718293407. The cubic root of 609194797 is about 847.7192823981.

The spelling of 609194797 in words is "six hundred nine million, one hundred ninety-four thousand, seven hundred ninety-seven".