1206112156 has 6 divisors (see below), whose sum is σ = 2110696280. Its totient is φ = 603056076.

The previous prime is 1206112147. The next prime is 1206112177. The reversal of 1206112156 is 6512116021.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1206112156.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 150764016 + ... + 150764023.

Almost surely, 2^1206112156 is an apocalyptic number.

It is an amenable number.

1206112156 is a deficient number, since it is larger than the sum of its proper divisors (904584124).

1206112156 is a wasteful number, since it uses less digits than its factorization.

1206112156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 301528043 (or 301528041 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 25.

The square root of 1206112156 is about 34729.1254712813. The cubic root of 1206112156 is about 1064.4597187580.

Adding to 1206112156 its reverse (6512116021), we get a palindrome (7718228177).

The spelling of 1206112156 in words is "one billion, two hundred six million, one hundred twelve thousand, one hundred fifty-six".