122145337 has 4 divisors (see below), whose sum is σ = 124450020. Its totient is φ = 119840656.

The previous prime is 122145329. The next prime is 122145349. The reversal of 122145337 is 733541221.

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

It can be written as a sum of positive squares in 2 ways, for example, as 89472681 + 32672656 = 9459^2 + 5716^2 .

It is a cyclic number.

It is not a de Polignac number, because 122145337 - 2³ = 122145329 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122145367) 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, 1152262 + ... + 1152367.

It is an arithmetic number, because the mean of its divisors is an integer number (31112505).

Almost surely, 2^122145337 is an apocalyptic number.

It is an amenable number.

122145337 is a deficient number, since it is larger than the sum of its proper divisors (2304683).

122145337 is an equidigital number, since it uses as much as digits as its factorization.

122145337 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2304682.

The product of its digits is 5040, while the sum is 28.

The square root of 122145337 is about 11051.9381558168. The cubic root of 122145337 is about 496.1644347818.

Adding to 122145337 its reverse (733541221), we get a palindrome (855686558).

The spelling of 122145337 in words is "one hundred twenty-two million, one hundred forty-five thousand, three hundred thirty-seven".