122245443 has 10 divisors (see below), whose sum is σ = 182613684. Its totient is φ = 81496908.

The previous prime is 122245441. The next prime is 122245481. The reversal of 122245443 is 344542221.

It is not a de Polignac number, because 122245443 - 2¹ = 122245441 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (122245441) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 754521 + ... + 754682.

Almost surely, 2^122245443 is an apocalyptic number.

122245443 is a deficient number, since it is larger than the sum of its proper divisors (60368241).

122245443 is an equidigital number, since it uses as much as digits as its factorization.

122245443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1509215 (or 1509206 counting only the distinct ones).

The product of its digits is 7680, while the sum is 27.

The square root of 122245443 is about 11056.4661171642. The cubic root of 122245443 is about 496.2999440456.

Adding to 122245443 its reverse (344542221), we get a palindrome (466787664).

It can be divided in two parts, 1222 and 45443, that added together give a triangular number (46665 = T₃₀₅).

The spelling of 122245443 in words is "one hundred twenty-two million, two hundred forty-five thousand, four hundred forty-three".