1148663206 has 4 divisors (see below), whose sum is σ = 1722994812. Its totient is φ = 574331602.

The previous prime is 1148663189. The next prime is 1148663207. The reversal of 1148663206 is 6023668411.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6023668411 = 313 ⋅19244947.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1148663207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 287165800 + ... + 287165803.

It is an arithmetic number, because the mean of its divisors is an integer number (430748703).

Almost surely, 2^1148663206 is an apocalyptic number.

1148663206 is a deficient number, since it is larger than the sum of its proper divisors (574331606).

1148663206 is an equidigital number, since it uses as much as digits as its factorization.

1148663206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 574331605.

The product of its (nonzero) digits is 41472, while the sum is 37.

The square root of 1148663206 is about 33891.9342322034. The cubic root of 1148663206 is about 1047.2834406680.

The spelling of 1148663206 in words is "one billion, one hundred forty-eight million, six hundred sixty-three thousand, two hundred six".