1011444345411 has 4 divisors (see below), whose sum is σ = 1348592460552. Its totient is φ = 674296230272.

The previous prime is 1011444345283. The next prime is 1011444345449. The reversal of 1011444345411 is 1145434441101.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1011444345411 - 2⁷ = 1011444345283 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1011444345491) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 168574057566 + ... + 168574057571.

It is an arithmetic number, because the mean of its divisors is an integer number (337148115138).

Almost surely, 2^{1011444345411} is an apocalyptic number.

1011444345411 is a deficient number, since it is larger than the sum of its proper divisors (337148115141).

1011444345411 is an equidigital number, since it uses as much as digits as its factorization.

1011444345411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 337148115140.

The product of its (nonzero) digits is 15360, while the sum is 33.

Adding to 1011444345411 its reverse (1145434441101), we get a palindrome (2156878786512).

The spelling of 1011444345411 in words is "one trillion, eleven billion, four hundred forty-four million, three hundred forty-five thousand, four hundred eleven".