10434121427 has 2 divisors, whose sum is σ = 10434121428. Its totient is φ = 10434121426.

The previous prime is 10434121417. The next prime is 10434121457. The reversal of 10434121427 is 72412143401.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10434121427 - 2¹⁸ = 10433859283 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10434121427.

It is not a weakly prime, because it can be changed into another prime (10434121417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5217060713 + 5217060714.

It is an arithmetic number, because the mean of its divisors is an integer number (5217060714).

Almost surely, 2^10434121427 is an apocalyptic number.

10434121427 is a deficient number, since it is larger than the sum of its proper divisors (1).

10434121427 is an equidigital number, since it uses as much as digits as its factorization.

10434121427 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5376, while the sum is 29.

Adding to 10434121427 its reverse (72412143401), we get a palindrome (82846264828).

The spelling of 10434121427 in words is "ten billion, four hundred thirty-four million, one hundred twenty-one thousand, four hundred twenty-seven".