1246801334629 has 2 divisors, whose sum is σ = 1246801334630. Its totient is φ = 1246801334628.

The previous prime is 1246801334627. The next prime is 1246801334741. The reversal of 1246801334629 is 9264331086421.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1127705944225 + 119095390404 = 1061935^2 + 345102^2 .

It is a cyclic number.

It is not a de Polignac number, because 1246801334629 - 2¹ = 1246801334627 is a prime.

Together with 1246801334627, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1246801334627) 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, 623400667314 + 623400667315.

It is an arithmetic number, because the mean of its divisors is an integer number (623400667315).

Almost surely, 2^{1246801334629} is an apocalyptic number.

It is an amenable number.

1246801334629 is a deficient number, since it is larger than the sum of its proper divisors (1).

1246801334629 is an equidigital number, since it uses as much as digits as its factorization.

1246801334629 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1492992, while the sum is 49.

The spelling of 1246801334629 in words is "one trillion, two hundred forty-six billion, eight hundred one million, three hundred thirty-four thousand, six hundred twenty-nine".