135310481 has 2 divisors, whose sum is σ = 135310482. Its totient is φ = 135310480.

The previous prime is 135310477. The next prime is 135310559. The reversal of 135310481 is 184013531.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 106419856 + 28890625 = 10316^2 + 5375^2 .

It is a cyclic number.

It is not a de Polignac number, because 135310481 - 2² = 135310477 is a prime.

It is a super-2 number, since 2×135310481² = 36617852536902722, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 135310481.

It is not a weakly prime, because it can be changed into another prime (135310411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67655240 + 67655241.

It is an arithmetic number, because the mean of its divisors is an integer number (67655241).

Almost surely, 2^135310481 is an apocalyptic number.

It is an amenable number.

135310481 is a deficient number, since it is larger than the sum of its proper divisors (1).

135310481 is an equidigital number, since it uses as much as digits as its factorization.

135310481 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1440, while the sum is 26.

The square root of 135310481 is about 11632.3033402676. The cubic root of 135310481 is about 513.3857533002.

The spelling of 135310481 in words is "one hundred thirty-five million, three hundred ten thousand, four hundred eighty-one".