135345762787 has 4 divisors (see below), whose sum is σ = 135346784176. Its totient is φ = 135344741400.

The previous prime is 135345762661. The next prime is 135345762791. The reversal of 135345762787 is 787267543531.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 135345762787 - 2⁷ = 135345762659 is a prime.

It is a Duffinian number.

It is a zygodrome in base 2.

It is not an unprimeable number, because it can be changed into a prime (135345712787) 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, 275964 + ... + 588937.

It is an arithmetic number, because the mean of its divisors is an integer number (33836696044).

Almost surely, 2^135345762787 is an apocalyptic number.

135345762787 is a deficient number, since it is larger than the sum of its proper divisors (1021389).

135345762787 is an equidigital number, since it uses as much as digits as its factorization.

135345762787 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1021388.

The product of its digits is 29635200, while the sum is 58.

The spelling of 135345762787 in words is "one hundred thirty-five billion, three hundred forty-five million, seven hundred sixty-two thousand, seven hundred eighty-seven".