135462881 has 2 divisors, whose sum is σ = 135462882. Its totient is φ = 135462880.

The previous prime is 135462871. The next prime is 135462907. The reversal of 135462881 is 188264531.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 129504400 + 5958481 = 11380^2 + 2441^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-135462881 is a prime.

It is a super-2 number, since 2×135462881² = 36700384257640322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (135462841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67731440 + 67731441.

It is an arithmetic number, because the mean of its divisors is an integer number (67731441).

Almost surely, 2^135462881 is an apocalyptic number.

It is an amenable number.

135462881 is a deficient number, since it is larger than the sum of its proper divisors (1).

135462881 is an equidigital number, since it uses as much as digits as its factorization.

135462881 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 46080, while the sum is 38.

The square root of 135462881 is about 11638.8522200430. The cubic root of 135462881 is about 513.5784228621.

The spelling of 135462881 in words is "one hundred thirty-five million, four hundred sixty-two thousand, eight hundred eighty-one".