605982077 has 2 divisors, whose sum is σ = 605982078. Its totient is φ = 605982076.

The previous prime is 605982053. The next prime is 605982109. The reversal of 605982077 is 770289506.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 565773796 + 40208281 = 23786^2 + 6341^2 .

It is a cyclic number.

It is not a de Polignac number, because 605982077 - 2⁸ = 605981821 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (605982677) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 302991038 + 302991039.

It is an arithmetic number, because the mean of its divisors is an integer number (302991039).

Almost surely, 2^605982077 is an apocalyptic number.

It is an amenable number.

605982077 is a deficient number, since it is larger than the sum of its proper divisors (1).

605982077 is an equidigital number, since it uses as much as digits as its factorization.

605982077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 211680, while the sum is 44.

The square root of 605982077 is about 24616.7032114376. The cubic root of 605982077 is about 846.2264449617.

The spelling of 605982077 in words is "six hundred five million, nine hundred eighty-two thousand, seventy-seven".