122765752523 has 4 divisors (see below), whose sum is σ = 123050592288. Its totient is φ = 122480912760.

The previous prime is 122765752513. The next prime is 122765752561. The reversal of 122765752523 is 325257567221.

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 122765752523 - 2¹⁴ = 122765736139 is a prime.

It is a super-3 number, since 3×122765752523³ (a number of 34 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122765752513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 142419236 + ... + 142420097.

It is an arithmetic number, because the mean of its divisors is an integer number (30762648072).

Almost surely, 2^122765752523 is an apocalyptic number.

122765752523 is a deficient number, since it is larger than the sum of its proper divisors (284839765).

122765752523 is an equidigital number, since it uses as much as digits as its factorization.

122765752523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 284839764.

The product of its digits is 1764000, while the sum is 47.

The spelling of 122765752523 in words is "one hundred twenty-two billion, seven hundred sixty-five million, seven hundred fifty-two thousand, five hundred twenty-three".