1000971065051 has 4 divisors (see below), whose sum is σ = 1000982517600. Its totient is φ = 1000959612504.

The previous prime is 1000971065033. The next prime is 1000971065053. The reversal of 1000971065051 is 1505601790001.

It is a happy number.

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 1000971065051 - 2⁶ = 1000971064987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1000971065053) 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, 5594156 + ... + 5770313.

It is an arithmetic number, because the mean of its divisors is an integer number (250245629400).

Almost surely, 2^{1000971065051} is an apocalyptic number.

1000971065051 is a deficient number, since it is larger than the sum of its proper divisors (11452549).

1000971065051 is an equidigital number, since it uses as much as digits as its factorization.

1000971065051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11452548.

The product of its (nonzero) digits is 9450, while the sum is 35.

The spelling of 1000971065051 in words is "one trillion, nine hundred seventy-one million, sixty-five thousand, fifty-one".