1011000009977 has 4 divisors (see below), whose sum is σ = 1034511638160. Its totient is φ = 987488381796.

The previous prime is 1011000009967. The next prime is 1011000009983. The reversal of 1011000009977 is 7799000001101.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1011000009977 - 2²² = 1010995815673 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1011000009937) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11755814027 + ... + 11755814112.

It is an arithmetic number, because the mean of its divisors is an integer number (258627909540).

Almost surely, 2^{1011000009977} is an apocalyptic number.

It is an amenable number.

1011000009977 is a deficient number, since it is larger than the sum of its proper divisors (23511628183).

1011000009977 is an equidigital number, since it uses as much as digits as its factorization.

1011000009977 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23511628182.

The product of its (nonzero) digits is 3969, while the sum is 35.

The spelling of 1011000009977 in words is "one trillion, eleven billion, nine thousand, nine hundred seventy-seven".