122547440307 has 8 divisors (see below), whose sum is σ = 165634896784. Its totient is φ = 80579138688.

The previous prime is 122547440243. The next prime is 122547440321. The reversal of 122547440307 is 703044745221.

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

It is not a de Polignac number, because 122547440307 - 2⁶ = 122547440243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122547440387) 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, 279788458 + ... + 279788895.

It is an arithmetic number, because the mean of its divisors is an integer number (20704362098).

Almost surely, 2^122547440307 is an apocalyptic number.

122547440307 is a deficient number, since it is larger than the sum of its proper divisors (43087456477).

122547440307 is an equidigital number, since it uses as much as digits as its factorization.

122547440307 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 559577429.

The product of its (nonzero) digits is 188160, while the sum is 39.

The spelling of 122547440307 in words is "one hundred twenty-two billion, five hundred forty-seven million, four hundred forty thousand, three hundred seven".