1203144166 has 32 divisors (see below), whose sum is σ = 2117249280. Its totient is φ = 502119456.

The previous prime is 1203144161. The next prime is 1203144209. The reversal of 1203144166 is 6614413021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1203144161) 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 15 ways as a sum of consecutive naturals, for example, 81576 + ... + 95188.

It is an arithmetic number, because the mean of its divisors is an integer number (66164040).

Almost surely, 2^1203144166 is an apocalyptic number.

1203144166 is a deficient number, since it is larger than the sum of its proper divisors (914105114).

1203144166 is a wasteful number, since it uses less digits than its factorization.

1203144166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13788.

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 1203144166 is about 34686.3685905573. The cubic root of 1203144166 is about 1063.5858639242.

Adding to 1203144166 its reverse (6614413021), we get a palindrome (7817557187).

The spelling of 1203144166 in words is "one billion, two hundred three million, one hundred forty-four thousand, one hundred sixty-six".