122767853 has 12 divisors (see below), whose sum is σ = 133253280. Its totient is φ = 113055696.

The previous prime is 122767831. The next prime is 122767867. The reversal of 122767853 is 358767221.

It is not a de Polignac number, because 122767853 - 2⁸ = 122767597 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 122767853.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122767153) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 124400 + ... + 125382.

It is an arithmetic number, because the mean of its divisors is an integer number (11104440).

Almost surely, 2^122767853 is an apocalyptic number.

122767853 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

122767853 is a deficient number, since it is larger than the sum of its proper divisors (10485427).

122767853 is an equidigital number, since it uses as much as digits as its factorization.

122767853 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1748 (or 1735 counting only the distinct ones).

The product of its digits is 141120, while the sum is 41.

The square root of 122767853 is about 11080.0655683980. The cubic root of 122767853 is about 497.0059106455.

The spelling of 122767853 in words is "one hundred twenty-two million, seven hundred sixty-seven thousand, eight hundred fifty-three".