1234423471 has 2 divisors, whose sum is σ = 1234423472. Its totient is φ = 1234423470.

The previous prime is 1234423453. The next prime is 1234423481. The reversal of 1234423471 is 1743244321.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1234423471 - 2¹³ = 1234415279 is a prime.

It is a super-3 number, since 3×1234423471³ (a number of 28 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1234423451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 617211735 + 617211736.

It is an arithmetic number, because the mean of its divisors is an integer number (617211736).

Almost surely, 2^1234423471 is an apocalyptic number.

1234423471 is a deficient number, since it is larger than the sum of its proper divisors (1).

1234423471 is an equidigital number, since it uses as much as digits as its factorization.

1234423471 is an evil number, because the sum of its binary digits is even.

The product of its digits is 16128, while the sum is 31.

The square root of 1234423471 is about 35134.3631079318. The cubic root of 1234423471 is about 1072.7241475062.

Adding to 1234423471 its reverse (1743244321), we get a palindrome (2977667792).

The spelling of 1234423471 in words is "one billion, two hundred thirty-four million, four hundred twenty-three thousand, four hundred seventy-one".