1163639341 has 4 divisors (see below), whose sum is σ = 1232088732. Its totient is φ = 1095189952.

The previous prime is 1163639329. The next prime is 1163639353. The reversal of 1163639341 is 1439363611.

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

It is an interprime number because it is at equal distance from previous prime (1163639329) and next prime (1163639353).

It can be written as a sum of positive squares in 2 ways, for example, as 1014677316 + 148962025 = 31854^2 + 12205^2 .

It is a cyclic number.

It is not a de Polignac number, because 1163639341 - 2⁹ = 1163638829 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1163639341.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1163639941) 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 3 ways as a sum of consecutive naturals, for example, 34224670 + ... + 34224703.

It is an arithmetic number, because the mean of its divisors is an integer number (308022183).

Almost surely, 2^1163639341 is an apocalyptic number.

It is an amenable number.

1163639341 is a deficient number, since it is larger than the sum of its proper divisors (68449391).

1163639341 is an equidigital number, since it uses as much as digits as its factorization.

1163639341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68449390.

The product of its digits is 34992, while the sum is 37.

The square root of 1163639341 is about 34112.1582577239. The cubic root of 1163639341 is about 1051.8152548136.

The spelling of 1163639341 in words is "one billion, one hundred sixty-three million, six hundred thirty-nine thousand, three hundred forty-one".