122547440359 has 2 divisors, whose sum is σ = 122547440360. Its totient is φ = 122547440358.

The previous prime is 122547440333. The next prime is 122547440381. The reversal of 122547440359 is 953044745221.

It is a strong prime.

It is an emirp because it is prime and its reverse (953044745221) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 122547440359 - 2¹¹ = 122547438311 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122547440329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61273720179 + 61273720180.

It is an arithmetic number, because the mean of its divisors is an integer number (61273720180).

Almost surely, 2^122547440359 is an apocalyptic number.

122547440359 is a deficient number, since it is larger than the sum of its proper divisors (1).

122547440359 is an equidigital number, since it uses as much as digits as its factorization.

122547440359 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1209600, while the sum is 46.

The spelling of 122547440359 in words is "one hundred twenty-two billion, five hundred forty-seven million, four hundred forty thousand, three hundred fifty-nine".