135283027941491 has 4 divisors (see below), whose sum is σ = 135579052073112. Its totient is φ = 134987003809872.

The previous prime is 135283027941487. The next prime is 135283027941547. The reversal of 135283027941491 is 194149720382531.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 135283027941491 - 2² = 135283027941487 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 135283027941491.

It is not an unprimeable number, because it can be changed into a prime (135283027901491) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 148012065125 + ... + 148012066038.

It is an arithmetic number, because the mean of its divisors is an integer number (33894763018278).

Almost surely, 2^{135283027941491} is an apocalyptic number.

135283027941491 is a deficient number, since it is larger than the sum of its proper divisors (296024131621).

135283027941491 is an equidigital number, since it uses as much as digits as its factorization.

135283027941491 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 296024131620.

The product of its (nonzero) digits is 13063680, while the sum is 59.

The spelling of 135283027941491 in words is "one hundred thirty-five trillion, two hundred eighty-three billion, twenty-seven million, nine hundred forty-one thousand, four hundred ninety-one".