122655454543 has 2 divisors, whose sum is σ = 122655454544. Its totient is φ = 122655454542.

The previous prime is 122655454517. The next prime is 122655454549. The reversal of 122655454543 is 345454556221.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 122655454543 - 2²¹ = 122653357391 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 122655454493 and 122655454502.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122655454549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61327727271 + 61327727272.

It is an arithmetic number, because the mean of its divisors is an integer number (61327727272).

Almost surely, 2^122655454543 is an apocalyptic number.

122655454543 is a deficient number, since it is larger than the sum of its proper divisors (1).

122655454543 is an equidigital number, since it uses as much as digits as its factorization.

122655454543 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2880000, while the sum is 46.

The spelling of 122655454543 in words is "one hundred twenty-two billion, six hundred fifty-five million, four hundred fifty-four thousand, five hundred forty-three".