2431623427 has 2 divisors, whose sum is σ = 2431623428. Its totient is φ = 2431623426.

The previous prime is 2431623307. The next prime is 2431623437. The reversal of 2431623427 is 7243261342.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2431623427 - 2²³ = 2423234819 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2431623392 and 2431623401.

It is not a weakly prime, because it can be changed into another prime (2431623437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1215811713 + 1215811714.

It is an arithmetic number, because the mean of its divisors is an integer number (1215811714).

Almost surely, 2^2431623427 is an apocalyptic number.

2431623427 is a deficient number, since it is larger than the sum of its proper divisors (1).

2431623427 is an equidigital number, since it uses as much as digits as its factorization.

2431623427 is an evil number, because the sum of its binary digits is even.

The product of its digits is 48384, while the sum is 34.

The square root of 2431623427 is about 49311.4938629930. The cubic root of 2431623427 is about 1344.7207496431.

Adding to 2431623427 its reverse (7243261342), we get a palindrome (9674884769).

The spelling of 2431623427 in words is "two billion, four hundred thirty-one million, six hundred twenty-three thousand, four hundred twenty-seven".