122761134687 has 8 divisors (see below), whose sum is σ = 167488059904. Its totient is φ = 79937482968.

The previous prime is 122761134677. The next prime is 122761134701. The reversal of 122761134687 is 786431167221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 122761134687 - 2²³ = 122752746079 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 (122761134607) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 475818223 + ... + 475818480.

It is an arithmetic number, because the mean of its divisors is an integer number (20936007488).

Almost surely, 2^122761134687 is an apocalyptic number.

122761134687 is a deficient number, since it is larger than the sum of its proper divisors (44726925217).

122761134687 is an equidigital number, since it uses as much as digits as its factorization.

122761134687 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 951636749.

The product of its digits is 677376, while the sum is 48.

The spelling of 122761134687 in words is "one hundred twenty-two billion, seven hundred sixty-one million, one hundred thirty-four thousand, six hundred eighty-seven".