2431120427 has 2 divisors, whose sum is σ = 2431120428. Its totient is φ = 2431120426.

The previous prime is 2431120423. The next prime is 2431120451. The reversal of 2431120427 is 7240211342.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2431120427 - 2² = 2431120423 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2431120396 and 2431120405.

It is not a weakly prime, because it can be changed into another prime (2431120423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1215560213 + 1215560214.

It is an arithmetic number, because the mean of its divisors is an integer number (1215560214).

Almost surely, 2^2431120427 is an apocalyptic number.

2431120427 is a deficient number, since it is larger than the sum of its proper divisors (1).

2431120427 is an equidigital number, since it uses as much as digits as its factorization.

2431120427 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2688, while the sum is 26.

The square root of 2431120427 is about 49306.3933684061. The cubic root of 2431120427 is about 1344.6280213072.

Adding to 2431120427 its reverse (7240211342), we get a palindrome (9671331769).

The spelling of 2431120427 in words is "two billion, four hundred thirty-one million, one hundred twenty thousand, four hundred twenty-seven".