1427715769229 has 2 divisors, whose sum is σ = 1427715769230. Its totient is φ = 1427715769228.

The previous prime is 1427715769177. The next prime is 1427715769289. The reversal of 1427715769229 is 9229675177241.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1198418446729 + 229297322500 = 1094723^2 + 478850^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1427715769229 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1427715769289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 713857884614 + 713857884615.

It is an arithmetic number, because the mean of its divisors is an integer number (713857884615).

Almost surely, 2^{1427715769229} is an apocalyptic number.

It is an amenable number.

1427715769229 is a deficient number, since it is larger than the sum of its proper divisors (1).

1427715769229 is an equidigital number, since it uses as much as digits as its factorization.

1427715769229 is an evil number, because the sum of its binary digits is even.

The product of its digits is 26671680, while the sum is 62.

The spelling of 1427715769229 in words is "one trillion, four hundred twenty-seven billion, seven hundred fifteen million, seven hundred sixty-nine thousand, two hundred twenty-nine".