1170671393 has 4 divisors (see below), whose sum is σ = 1171400580. Its totient is φ = 1169942208.

The previous prime is 1170671389. The next prime is 1170671399. The reversal of 1170671393 is 3931760711.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 762146449 + 408524944 = 27607^2 + 20212^2 .

It is a cyclic number.

It is not a de Polignac number, because 1170671393 - 2² = 1170671389 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1170671399) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 362180 + ... + 365397.

It is an arithmetic number, because the mean of its divisors is an integer number (292850145).

Almost surely, 2^1170671393 is an apocalyptic number.

It is an amenable number.

1170671393 is a deficient number, since it is larger than the sum of its proper divisors (729187).

1170671393 is an equidigital number, since it uses as much as digits as its factorization.

1170671393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 729186.

The product of its (nonzero) digits is 23814, while the sum is 38.

The square root of 1170671393 is about 34215.0755223483. The cubic root of 1170671393 is about 1053.9297616864.

The spelling of 1170671393 in words is "one billion, one hundred seventy million, six hundred seventy-one thousand, three hundred ninety-three".