1166203126 has 8 divisors (see below), whose sum is σ = 1908332424. Its totient is φ = 530092320.

The previous prime is 1166203067. The next prime is 1166203127. The reversal of 1166203126 is 6213026611.

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

It is a junction number, because it is equal to n+sod(n) for n = 1166203094 and 1166203103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1166203127) 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, 26504595 + ... + 26504638.

It is an arithmetic number, because the mean of its divisors is an integer number (238541553).

Almost surely, 2^1166203126 is an apocalyptic number.

1166203126 is a deficient number, since it is larger than the sum of its proper divisors (742129298).

1166203126 is a wasteful number, since it uses less digits than its factorization.

1166203126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53009246.

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 1166203126 is about 34149.7163384998. The cubic root of 1166203126 is about 1052.5871578287.

Adding to 1166203126 its reverse (6213026611), we get a palindrome (7379229737).

The spelling of 1166203126 in words is "one billion, one hundred sixty-six million, two hundred three thousand, one hundred twenty-six".