122853503459 has 4 divisors (see below), whose sum is σ = 122857626816. Its totient is φ = 122849380104.

The previous prime is 122853503429. The next prime is 122853503477. The reversal of 122853503459 is 954305358221.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-122853503459 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122853503419) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2016659 + ... + 2076684.

It is an arithmetic number, because the mean of its divisors is an integer number (30714406704).

Almost surely, 2^122853503459 is an apocalyptic number.

122853503459 is a deficient number, since it is larger than the sum of its proper divisors (4123357).

122853503459 is an equidigital number, since it uses as much as digits as its factorization.

122853503459 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4123356.

The product of its (nonzero) digits is 1296000, while the sum is 47.

The spelling of 122853503459 in words is "one hundred twenty-two billion, eight hundred fifty-three million, five hundred three thousand, four hundred fifty-nine".