122318545 has 8 divisors (see below), whose sum is σ = 148081896. Its totient is φ = 96988416.

The previous prime is 122318461. The next prime is 122318551. The reversal of 122318545 is 545813221.

It can be written as a sum of positive squares in 4 ways, for example, as 238144 + 122080401 = 488^2 + 11049^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-122318545 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 107682 + ... + 108811.

It is an arithmetic number, because the mean of its divisors is an integer number (18510237).

Almost surely, 2^122318545 is an apocalyptic number.

It is an amenable number.

122318545 is a deficient number, since it is larger than the sum of its proper divisors (25763351).

122318545 is a wasteful number, since it uses less digits than its factorization.

122318545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216611.

The product of its digits is 9600, while the sum is 31.

The square root of 122318545 is about 11059.7714714184. The cubic root of 122318545 is about 496.3988524062.

The spelling of 122318545 in words is "one hundred twenty-two million, three hundred eighteen thousand, five hundred forty-five".