605371261 has 16 divisors (see below), whose sum is σ = 671200128. Its totient is φ = 541382400.

The previous prime is 605371229. The next prime is 605371267. The reversal of 605371261 is 162173506.

It is a cyclic number.

It is not a de Polignac number, because 605371261 - 2⁵ = 605371229 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (605371267) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 417640 + ... + 419086.

It is an arithmetic number, because the mean of its divisors is an integer number (41950008).

Almost surely, 2^605371261 is an apocalyptic number.

It is an amenable number.

605371261 is a deficient number, since it is larger than the sum of its proper divisors (65828867).

605371261 is a wasteful number, since it uses less digits than its factorization.

605371261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2052.

The product of its (nonzero) digits is 7560, while the sum is 31.

The square root of 605371261 is about 24604.2935480781. The cubic root of 605371261 is about 845.9420237773.

The spelling of 605371261 in words is "six hundred five million, three hundred seventy-one thousand, two hundred sixty-one".