135340463771 has 4 divisors (see below), whose sum is σ = 135697563000. Its totient is φ = 134983364544.

The previous prime is 135340463737. The next prime is 135340463777. The reversal of 135340463771 is 177364043531.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-135340463771 is a prime.

It is a super-2 number, since 2×135340463771² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135340463777) 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, 178549046 + ... + 178549803.

It is an arithmetic number, because the mean of its divisors is an integer number (33924390750).

Almost surely, 2^135340463771 is an apocalyptic number.

135340463771 is a deficient number, since it is larger than the sum of its proper divisors (357099229).

135340463771 is an equidigital number, since it uses as much as digits as its factorization.

135340463771 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 357099228.

The product of its (nonzero) digits is 635040, while the sum is 44.

The spelling of 135340463771 in words is "one hundred thirty-five billion, three hundred forty million, four hundred sixty-three thousand, seven hundred seventy-one".