122554499 has 2 divisors, whose sum is σ = 122554500. Its totient is φ = 122554498.

The previous prime is 122554463. The next prime is 122554507. The reversal of 122554499 is 994455221.

It is a strong prime.

It is an emirp because it is prime and its reverse (994455221) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 122554499 - 2²⁴ = 105777283 is a prime.

It is not a weakly prime, because it can be changed into another prime (122554409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61277249 + 61277250.

It is an arithmetic number, because the mean of its divisors is an integer number (61277250).

Almost surely, 2^122554499 is an apocalyptic number.

122554499 is a deficient number, since it is larger than the sum of its proper divisors (1).

122554499 is an equidigital number, since it uses as much as digits as its factorization.

122554499 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 129600, while the sum is 41.

The square root of 122554499 is about 11070.4335506790. The cubic root of 122554499 is about 496.7178339149.

The spelling of 122554499 in words is "one hundred twenty-two million, five hundred fifty-four thousand, four hundred ninety-nine".