1146382161 has 8 divisors (see below), whose sum is σ = 1539667104. Its totient is φ = 758676000.

The previous prime is 1146382147. The next prime is 1146382163. The reversal of 1146382161 is 1612836411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1146382161 - 2¹¹ = 1146380113 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1146382163) 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 7 ways as a sum of consecutive naturals, for example, 1394215 + ... + 1395036.

It is an arithmetic number, because the mean of its divisors is an integer number (192458388).

Almost surely, 2^1146382161 is an apocalyptic number.

It is an amenable number.

1146382161 is a deficient number, since it is larger than the sum of its proper divisors (393284943).

1146382161 is a wasteful number, since it uses less digits than its factorization.

1146382161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2789391.

The product of its digits is 6912, while the sum is 33.

The square root of 1146382161 is about 33858.2657707095. The cubic root of 1146382161 is about 1046.5897404595.

The spelling of 1146382161 in words is "one billion, one hundred forty-six million, three hundred eighty-two thousand, one hundred sixty-one".