443034437441213 has 2 divisors, whose sum is σ = 443034437441214. Its totient is φ = 443034437441212.

The previous prime is 443034437441209. The next prime is 443034437441251. The reversal of 443034437441213 is 312144734430344.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 315669060658084 + 127365376783129 = 17767078^2 + 11285627^2 .

It is a cyclic number.

It is not a de Polignac number, because 443034437441213 - 2² = 443034437441209 is a prime.

It is a super-2 number, since 2×443034437441213² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (443034437041213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 221517218720606 + 221517218720607.

It is an arithmetic number, because the mean of its divisors is an integer number (221517218720607).

Almost surely, 2^{443034437441213} is an apocalyptic number.

It is an amenable number.

443034437441213 is a deficient number, since it is larger than the sum of its proper divisors (1).

443034437441213 is an equidigital number, since it uses as much as digits as its factorization.

443034437441213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4644864, while the sum is 47.

The spelling of 443034437441213 in words is "four hundred forty-three trillion, thirty-four billion, four hundred thirty-seven million, four hundred forty-one thousand, two hundred thirteen".