1203487166 has 8 divisors (see below), whose sum is σ = 2063120880. Its totient is φ = 515780208.

The previous prime is 1203487127. The next prime is 1203487169. The reversal of 1203487166 is 6617843021.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1203487169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42981671 + ... + 42981698.

It is an arithmetic number, because the mean of its divisors is an integer number (257890110).

Almost surely, 2^1203487166 is an apocalyptic number.

1203487166 is a deficient number, since it is larger than the sum of its proper divisors (859633714).

1203487166 is an equidigital number, since it uses as much as digits as its factorization.

1203487166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85963378.

The product of its (nonzero) digits is 48384, while the sum is 38.

The square root of 1203487166 is about 34691.3125436326. The cubic root of 1203487166 is about 1063.6869255979.

The spelling of 1203487166 in words is "one billion, two hundred three million, four hundred eighty-seven thousand, one hundred sixty-six".