122173247 has 8 divisors (see below), whose sum is σ = 141993600. Its totient is φ = 102944664.

The previous prime is 122173243. The next prime is 122173253. The reversal of 122173247 is 742371221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 122173247 - 2² = 122173243 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122173243) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 147497 + ... + 148322.

It is an arithmetic number, because the mean of its divisors is an integer number (17749200).

Almost surely, 2^122173247 is an apocalyptic number.

122173247 is a deficient number, since it is larger than the sum of its proper divisors (19820353).

122173247 is an equidigital number, since it uses as much as digits as its factorization.

122173247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 295885.

The product of its digits is 4704, while the sum is 29.

The square root of 122173247 is about 11053.2007581515. The cubic root of 122173247 is about 496.2022228112.

The spelling of 122173247 in words is "one hundred twenty-two million, one hundred seventy-three thousand, two hundred forty-seven".