1445766341 has 2 divisors, whose sum is σ = 1445766342. Its totient is φ = 1445766340.

The previous prime is 1445766331. The next prime is 1445766359. The reversal of 1445766341 is 1436675441.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1200969025 + 244797316 = 34655^2 + 15646^2 .

It is an emirp because it is prime and its reverse (1436675441) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1445766341 - 2¹⁰ = 1445765317 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1445766331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 722883170 + 722883171.

It is an arithmetic number, because the mean of its divisors is an integer number (722883171).

Almost surely, 2^1445766341 is an apocalyptic number.

It is an amenable number.

1445766341 is a deficient number, since it is larger than the sum of its proper divisors (1).

1445766341 is an equidigital number, since it uses as much as digits as its factorization.

1445766341 is an evil number, because the sum of its binary digits is even.

The product of its digits is 241920, while the sum is 41.

The square root of 1445766341 is about 38023.2342259309. The cubic root of 1445766341 is about 1130.7485423319.

The spelling of 1445766341 in words is "one billion, four hundred forty-five million, seven hundred sixty-six thousand, three hundred forty-one".