1445705404111 has 2 divisors, whose sum is σ = 1445705404112. Its totient is φ = 1445705404110.

The previous prime is 1445705404081. The next prime is 1445705404127. The reversal of 1445705404111 is 1114045075441.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1445705404111 - 2⁹ = 1445705403599 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1445705404151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 722852702055 + 722852702056.

It is an arithmetic number, because the mean of its divisors is an integer number (722852702056).

Almost surely, 2^{1445705404111} is an apocalyptic number.

1445705404111 is a deficient number, since it is larger than the sum of its proper divisors (1).

1445705404111 is an equidigital number, since it uses as much as digits as its factorization.

1445705404111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 44800, while the sum is 37.

The spelling of 1445705404111 in words is "one trillion, four hundred forty-five billion, seven hundred five million, four hundred four thousand, one hundred eleven".