1166976877 has 16 divisors (see below), whose sum is σ = 1295112960. Its totient is φ = 1051364160.

The previous prime is 1166976851. The next prime is 1166976913. The reversal of 1166976877 is 7786796611.

It is not a de Polignac number, because 1166976877 - 2¹⁹ = 1166452589 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1166976847) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 146524 + ... + 154282.

It is an arithmetic number, because the mean of its divisors is an integer number (80944560).

Almost surely, 2^1166976877 is an apocalyptic number.

It is an amenable number.

1166976877 is a deficient number, since it is larger than the sum of its proper divisors (128136083).

1166976877 is an equidigital number, since it uses as much as digits as its factorization.

1166976877 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7905 (or 7883 counting only the distinct ones).

The product of its digits is 5334336, while the sum is 58.

The square root of 1166976877 is about 34161.0432656850. The cubic root of 1166976877 is about 1052.8198961036.

The spelling of 1166976877 in words is "one billion, one hundred sixty-six million, nine hundred seventy-six thousand, eight hundred seventy-seven".