1445521962229 has 2 divisors, whose sum is σ = 1445521962230. Its totient is φ = 1445521962228.

The previous prime is 1445521962223. The next prime is 1445521962299. The reversal of 1445521962229 is 9222691255441.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1241151964900 + 204369997329 = 1114070^2 + 452073^2 .

It is a cyclic number.

It is not a de Polignac number, because 1445521962229 - 2³ = 1445521962221 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1445521962221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 722760981114 + 722760981115.

It is an arithmetic number, because the mean of its divisors is an integer number (722760981115).

Almost surely, 2^{1445521962229} is an apocalyptic number.

It is an amenable number.

1445521962229 is a deficient number, since it is larger than the sum of its proper divisors (1).

1445521962229 is an equidigital number, since it uses as much as digits as its factorization.

1445521962229 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3110400, while the sum is 52.

The spelling of 1445521962229 in words is "one trillion, four hundred forty-five billion, five hundred twenty-one million, nine hundred sixty-two thousand, two hundred twenty-nine".