1016973419401 has 3 divisors (see below), whose sum is σ = 1016974427853. Its totient is φ = 1016972410950.

The previous prime is 1016973419389. The next prime is 1016973419417. The reversal of 1016973419401 is 1049143796101.

The square root of 1016973419401 is 1008451.

It is a perfect power (a square), and thus also a powerful number.

1016973419401 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 1016973419401 - 2¹¹ = 1016973417353 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1016973419471) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 504226 + ... + 1512676.

It is an arithmetic number, because the mean of its divisors is an integer number (338991475951).

Almost surely, 2^{1016973419401} is an apocalyptic number.

1016973419401 is the 1008451-st square number.

1016973419401 is the 504226-th centered octagonal number.

It is an amenable number.

1016973419401 is a deficient number, since it is larger than the sum of its proper divisors (1008452).

1016973419401 is an frugal number, since it uses more digits than its factorization.

1016973419401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2016902 (or 1008451 counting only the distinct ones).

The product of its (nonzero) digits is 163296, while the sum is 46.

The spelling of 1016973419401 in words is "one trillion, sixteen billion, nine hundred seventy-three million, four hundred nineteen thousand, four hundred one".