2123334547 has 2 divisors, whose sum is σ = 2123334548. Its totient is φ = 2123334546.

The previous prime is 2123334541. The next prime is 2123334581. The reversal of 2123334547 is 7454333212.

It is an a-pointer prime, because the next prime (2123334581) can be obtained adding 2123334547 to its sum of digits (34).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2123334547 - 2⁷ = 2123334419 is a prime.

It is not a weakly prime, because it can be changed into another prime (2123334541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1061667273 + 1061667274.

It is an arithmetic number, because the mean of its divisors is an integer number (1061667274).

Almost surely, 2^2123334547 is an apocalyptic number.

2123334547 is a deficient number, since it is larger than the sum of its proper divisors (1).

2123334547 is an equidigital number, since it uses as much as digits as its factorization.

2123334547 is an evil number, because the sum of its binary digits is even.

The product of its digits is 60480, while the sum is 34.

The square root of 2123334547 is about 46079.6543715336. The cubic root of 2123334547 is about 1285.3048370641.

Adding to 2123334547 its reverse (7454333212), we get a palindrome (9577667759).

The spelling of 2123334547 in words is "two billion, one hundred twenty-three million, three hundred thirty-four thousand, five hundred forty-seven".