122450252747 has 2 divisors, whose sum is σ = 122450252748. Its totient is φ = 122450252746.

The previous prime is 122450252707. The next prime is 122450252783. The reversal of 122450252747 is 747252054221.

It is a strong prime.

It is an emirp because it is prime and its reverse (747252054221) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 122450252747 - 2²⁴ = 122433475531 is a prime.

It is not a weakly prime, because it can be changed into another prime (122450252707) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61225126373 + 61225126374.

It is an arithmetic number, because the mean of its divisors is an integer number (61225126374).

Almost surely, 2^122450252747 is an apocalyptic number.

122450252747 is a deficient number, since it is larger than the sum of its proper divisors (1).

122450252747 is an equidigital number, since it uses as much as digits as its factorization.

122450252747 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 313600, while the sum is 41.

The spelling of 122450252747 in words is "one hundred twenty-two billion, four hundred fifty million, two hundred fifty-two thousand, seven hundred forty-seven".