2604141261 has 12 divisors (see below), whose sum is σ = 3762107388. Its totient is φ = 1735831104.

The previous prime is 2604141257. The next prime is 2604141307. The reversal of 2604141261 is 1621414062.

2604141261 is a `hidden beast` number, since 260 + 4 + 141 + 261 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1839895236 + 764246025 = 42894^2 + 27645^2 .

It is not a de Polignac number, because 2604141261 - 2² = 2604141257 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2604141251) 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, 54961 + ... + 90713.

It is an arithmetic number, because the mean of its divisors is an integer number (313508949).

Almost surely, 2^2604141261 is an apocalyptic number.

It is an amenable number.

2604141261 is a deficient number, since it is larger than the sum of its proper divisors (1157966127).

2604141261 is a wasteful number, since it uses less digits than its factorization.

2604141261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43852 (or 43849 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 2604141261 is about 51030.7873836961. The cubic root of 2604141261 is about 1375.7985463495.

The spelling of 2604141261 in words is "two billion, six hundred four million, one hundred forty-one thousand, two hundred sixty-one".