136775754061 has 4 divisors (see below), whose sum is σ = 138507092800. Its totient is φ = 135044415324.

The previous prime is 136775754023. The next prime is 136775754083. The reversal of 136775754061 is 160457577631.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 136775754061 - 2²¹ = 136773656909 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136775754001) 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, 865669251 + ... + 865669408.

It is an arithmetic number, because the mean of its divisors is an integer number (34626773200).

Almost surely, 2^136775754061 is an apocalyptic number.

It is an amenable number.

136775754061 is a deficient number, since it is larger than the sum of its proper divisors (1731338739).

136775754061 is an equidigital number, since it uses as much as digits as its factorization.

136775754061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1731338738.

The product of its (nonzero) digits is 3704400, while the sum is 52.

The spelling of 136775754061 in words is "one hundred thirty-six billion, seven hundred seventy-five million, seven hundred fifty-four thousand, sixty-one".