605132149 has 2 divisors, whose sum is σ = 605132150. Its totient is φ = 605132148.

The previous prime is 605132137. The next prime is 605132201. The reversal of 605132149 is 941231506.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 391446225 + 213685924 = 19785^2 + 14618^2 .

It is a cyclic number.

It is not a de Polignac number, because 605132149 - 2¹¹ = 605130101 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 605132149.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (605133149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 302566074 + 302566075.

It is an arithmetic number, because the mean of its divisors is an integer number (302566075).

Almost surely, 2^605132149 is an apocalyptic number.

It is an amenable number.

605132149 is a deficient number, since it is larger than the sum of its proper divisors (1).

605132149 is an equidigital number, since it uses as much as digits as its factorization.

605132149 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6480, while the sum is 31.

The square root of 605132149 is about 24599.4339162510. The cubic root of 605132149 is about 845.8306312375.

The spelling of 605132149 in words is "six hundred five million, one hundred thirty-two thousand, one hundred forty-nine".