1146161663 has 4 divisors (see below), whose sum is σ = 1146336048. Its totient is φ = 1145987280.

The previous prime is 1146161647. The next prime is 1146161707. The reversal of 1146161663 is 3661616411.

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

It is a cyclic number.

It is not a de Polignac number, because 1146161663 - 2⁴ = 1146161647 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 (1146161963) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 76931 + ... + 90612.

It is an arithmetic number, because the mean of its divisors is an integer number (286584012).

Almost surely, 2^1146161663 is an apocalyptic number.

1146161663 is a deficient number, since it is larger than the sum of its proper divisors (174385).

1146161663 is an equidigital number, since it uses as much as digits as its factorization.

1146161663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174384.

The product of its digits is 15552, while the sum is 35.

The square root of 1146161663 is about 33855.0094225360. The cubic root of 1146161663 is about 1046.5226349312.

The spelling of 1146161663 in words is "one billion, one hundred forty-six million, one hundred sixty-one thousand, six hundred sixty-three".