1445133611 has 2 divisors, whose sum is σ = 1445133612. Its totient is φ = 1445133610.

The previous prime is 1445133533. The next prime is 1445133617. The reversal of 1445133611 is 1163315441.

It is a strong prime.

It is an emirp because it is prime and its reverse (1163315441) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1445133611 - 2¹⁰ = 1445132587 is a prime.

It is a super-2 number, since 2×1445133611² = 4176822307283798642, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1445133617) 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, 722566805 + 722566806.

It is an arithmetic number, because the mean of its divisors is an integer number (722566806).

Almost surely, 2^1445133611 is an apocalyptic number.

1445133611 is a deficient number, since it is larger than the sum of its proper divisors (1).

1445133611 is an equidigital number, since it uses as much as digits as its factorization.

1445133611 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4320, while the sum is 29.

The square root of 1445133611 is about 38014.9130079236. The cubic root of 1445133611 is about 1130.5835634086.

The spelling of 1445133611 in words is "one billion, four hundred forty-five million, one hundred thirty-three thousand, six hundred eleven".