1166152203 has 48 divisors (see below), whose sum is σ = 1793765376. Its totient is φ = 728904960.

The previous prime is 1166152177. The next prime is 1166152237. The reversal of 1166152203 is 3022516611.

It is not a de Polignac number, because 1166152203 - 2⁸ = 1166151947 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1166152103) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1481376 + ... + 1482162.

It is an arithmetic number, because the mean of its divisors is an integer number (37370112).

Almost surely, 2^1166152203 is an apocalyptic number.

1166152203 is a deficient number, since it is larger than the sum of its proper divisors (627613173).

1166152203 is a wasteful number, since it uses less digits than its factorization.

1166152203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 984 (or 981 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 1166152203 is about 34148.9707458365. The cubic root of 1166152203 is about 1052.5718369768.

Adding to 1166152203 its reverse (3022516611), we get a palindrome (4188668814).

The spelling of 1166152203 in words is "one billion, one hundred sixty-six million, one hundred fifty-two thousand, two hundred three".