2122445147 has 2 divisors, whose sum is σ = 2122445148. Its totient is φ = 2122445146.

The previous prime is 2122445107. The next prime is 2122445167. The reversal of 2122445147 is 7415442212.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2122445147 - 2¹⁰ = 2122444123 is a prime.

It is a super-3 number, since 3×2122445147³ (a number of 29 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (2122445107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1061222573 + 1061222574.

It is an arithmetic number, because the mean of its divisors is an integer number (1061222574).

Almost surely, 2^2122445147 is an apocalyptic number.

2122445147 is a deficient number, since it is larger than the sum of its proper divisors (1).

2122445147 is an equidigital number, since it uses as much as digits as its factorization.

2122445147 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17920, while the sum is 32.

The square root of 2122445147 is about 46070.0026807032. The cubic root of 2122445147 is about 1285.1253536864.

Adding to 2122445147 its reverse (7415442212), we get a palindrome (9537887359).

The spelling of 2122445147 in words is "two billion, one hundred twenty-two million, four hundred forty-five thousand, one hundred forty-seven".