122428763 has 2 divisors, whose sum is σ = 122428764. Its totient is φ = 122428762.

The previous prime is 122428753. The next prime is 122428877. The reversal of 122428763 is 367824221.

It is a weak prime.

It is an emirp because it is prime and its reverse (367824221) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 122428763 - 2⁸ = 122428507 is a prime.

It is not a weakly prime, because it can be changed into another prime (122428753) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61214381 + 61214382.

It is an arithmetic number, because the mean of its divisors is an integer number (61214382).

Almost surely, 2^122428763 is an apocalyptic number.

122428763 is a deficient number, since it is larger than the sum of its proper divisors (1).

122428763 is an equidigital number, since it uses as much as digits as its factorization.

122428763 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 32256, while the sum is 35.

The square root of 122428763 is about 11064.7531829680. The cubic root of 122428763 is about 496.5479049306.

The spelling of 122428763 in words is "one hundred twenty-two million, four hundred twenty-eight thousand, seven hundred sixty-three".