605164531 has 2 divisors, whose sum is σ = 605164532. Its totient is φ = 605164530.

The previous prime is 605164517. The next prime is 605164541. The reversal of 605164531 is 135461506.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 605164531 - 2¹³ = 605156339 is a prime.

It is a super-2 number, since 2×605164531² = 732448219160899922, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 605164493 and 605164502.

It is not a weakly prime, because it can be changed into another prime (605164541) 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, 302582265 + 302582266.

It is an arithmetic number, because the mean of its divisors is an integer number (302582266).

Almost surely, 2^605164531 is an apocalyptic number.

605164531 is a deficient number, since it is larger than the sum of its proper divisors (1).

605164531 is an equidigital number, since it uses as much as digits as its factorization.

605164531 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10800, while the sum is 31.

The square root of 605164531 is about 24600.0920933236. The cubic root of 605164531 is about 845.8457184098.

The spelling of 605164531 in words is "six hundred five million, one hundred sixty-four thousand, five hundred thirty-one".