260134507481 has 2 divisors, whose sum is σ = 260134507482. Its totient is φ = 260134507480.

The previous prime is 260134507459. The next prime is 260134507553. The reversal of 260134507481 is 184705431062.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 258857088400 + 1277419081 = 508780^2 + 35741^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-260134507481 is a prime.

It is a super-2 number, since 2×260134507481² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (260134507081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130067253740 + 130067253741.

It is an arithmetic number, because the mean of its divisors is an integer number (130067253741).

Almost surely, 2^260134507481 is an apocalyptic number.

It is an amenable number.

260134507481 is a deficient number, since it is larger than the sum of its proper divisors (1).

260134507481 is an equidigital number, since it uses as much as digits as its factorization.

260134507481 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 161280, while the sum is 41.

The spelling of 260134507481 in words is "two hundred sixty billion, one hundred thirty-four million, five hundred seven thousand, four hundred eighty-one".