260400113 has 2 divisors, whose sum is σ = 260400114. Its totient is φ = 260400112.

The previous prime is 260400083. The next prime is 260400121. The reversal of 260400113 is 311004062.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 146700544 + 113699569 = 12112^2 + 10663^2 .

It is a cyclic number.

It is not a de Polignac number, because 260400113 - 2¹⁶ = 260334577 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 260400091 and 260400100.

It is not a weakly prime, because it can be changed into another prime (260400013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130200056 + 130200057.

It is an arithmetic number, because the mean of its divisors is an integer number (130200057).

Almost surely, 2^260400113 is an apocalyptic number.

It is an amenable number.

260400113 is a deficient number, since it is larger than the sum of its proper divisors (1).

260400113 is an equidigital number, since it uses as much as digits as its factorization.

260400113 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 260400113 is about 16136.9177044441. The cubic root of 260400113 is about 638.5776624616.

Adding to 260400113 its reverse (311004062), we get a palindrome (571404175).

The spelling of 260400113 in words is "two hundred sixty million, four hundred thousand, one hundred thirteen".