445415133011243 has 2 divisors, whose sum is σ = 445415133011244. Its totient is φ = 445415133011242.

The previous prime is 445415133011231. The next prime is 445415133011269. The reversal of 445415133011243 is 342110331514544.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 445415133011243 - 2⁸ = 445415133010987 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 445415133011243.

It is not a weakly prime, because it can be changed into another prime (445415133011293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222707566505621 + 222707566505622.

It is an arithmetic number, because the mean of its divisors is an integer number (222707566505622).

Almost surely, 2^{445415133011243} is an apocalyptic number.

445415133011243 is a deficient number, since it is larger than the sum of its proper divisors (1).

445415133011243 is an equidigital number, since it uses as much as digits as its factorization.

445415133011243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 345600, while the sum is 41.

Adding to 445415133011243 its reverse (342110331514544), we get a palindrome (787525464525787).

It can be divided in two parts, 44541513301 and 1243, that added together give a palindrome (44541514544).

The spelling of 445415133011243 in words is "four hundred forty-five trillion, four hundred fifteen billion, one hundred thirty-three million, eleven thousand, two hundred forty-three".