260120601 has 12 divisors (see below), whose sum is σ = 404632228. Its totient is φ = 160074144.

The previous prime is 260120561. The next prime is 260120611. The reversal of 260120601 is 106021062.

It is a happy number.

260120601 is a `hidden beast` number, since 2 + 60 + 1 + 2 + 0 + 601 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 42263001 + 217857600 = 6501^2 + 14760^2 .

It is not a de Polignac number, because 260120601 - 2¹⁵ = 260087833 is a prime.

It is not an unprimeable number, because it can be changed into a prime (260120611) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1111510 + ... + 1111743.

Almost surely, 2^260120601 is an apocalyptic number.

It is an amenable number.

260120601 is a deficient number, since it is larger than the sum of its proper divisors (144511627).

260120601 is a wasteful number, since it uses less digits than its factorization.

260120601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2223272 (or 2223269 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 260120601 is about 16128.2547412918. The cubic root of 260120601 is about 638.3490987857.

Adding to 260120601 its reverse (106021062), we get a palindrome (366141663).

The spelling of 260120601 in words is "two hundred sixty million, one hundred twenty thousand, six hundred one".