122540733379 has 8 divisors (see below), whose sum is σ = 127872460800. Its totient is φ = 117209328456.

The previous prime is 122540733347. The next prime is 122540733389. The reversal of 122540733379 is 973337045221.

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

It is a cyclic number.

It is not a de Polignac number, because 122540733379 - 2⁵ = 122540733347 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122540733389) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1009764 + ... + 1124590.

It is an arithmetic number, because the mean of its divisors is an integer number (15984057600).

Almost surely, 2^122540733379 is an apocalyptic number.

122540733379 is a deficient number, since it is larger than the sum of its proper divisors (5331727421).

122540733379 is a wasteful number, since it uses less digits than its factorization.

122540733379 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161249.

The product of its (nonzero) digits is 952560, while the sum is 46.

The spelling of 122540733379 in words is "one hundred twenty-two billion, five hundred forty million, seven hundred thirty-three thousand, three hundred seventy-nine".