3446121157229 has 2 divisors, whose sum is σ = 3446121157230. Its totient is φ = 3446121157228.

The previous prime is 3446121157211. The next prime is 3446121157331. The reversal of 3446121157229 is 9227511216443.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3116541829129 + 329579328100 = 1765373^2 + 574090^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3446121157229 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3446121157529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1723060578614 + 1723060578615.

It is an arithmetic number, because the mean of its divisors is an integer number (1723060578615).

Almost surely, 2^{3446121157229} is an apocalyptic number.

It is an amenable number.

3446121157229 is a deficient number, since it is larger than the sum of its proper divisors (1).

3446121157229 is an equidigital number, since it uses as much as digits as its factorization.

3446121157229 is an evil number, because the sum of its binary digits is even.

The product of its digits is 725760, while the sum is 47.

The spelling of 3446121157229 in words is "three trillion, four hundred forty-six billion, one hundred twenty-one million, one hundred fifty-seven thousand, two hundred twenty-nine".