1166098077 has 24 divisors (see below), whose sum is σ = 1830216960. Its totient is φ = 712722240.

The previous prime is 1166098067. The next prime is 1166098121. The reversal of 1166098077 is 7708906611.

It is not a de Polignac number, because 1166098077 - 2⁴ = 1166098061 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1166098067) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 104688 + ... + 115289.

It is an arithmetic number, because the mean of its divisors is an integer number (76259040).

Almost surely, 2^1166098077 is an apocalyptic number.

It is an amenable number.

1166098077 is a deficient number, since it is larger than the sum of its proper divisors (664118883).

1166098077 is a wasteful number, since it uses less digits than its factorization.

1166098077 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220033 (or 220030 counting only the distinct ones).

The product of its (nonzero) digits is 127008, while the sum is 45.

The square root of 1166098077 is about 34148.1782383775. The cubic root of 1166098077 is about 1052.5555519714. Note that the first 5 decimals are identical.

The spelling of 1166098077 in words is "one billion, one hundred sixty-six million, ninety-eight thousand, seventy-seven".