1200252116 has 48 divisors (see below), whose sum is σ = 2614012800. Its totient is φ = 470510208.

The previous prime is 1200252107. The next prime is 1200252121. The reversal of 1200252116 is 6112520021.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23471 + ... + 54326.

It is an arithmetic number, because the mean of its divisors is an integer number (54458600).

Almost surely, 2^1200252116 is an apocalyptic number.

It is an amenable number.

1200252116 is an abundant number, since it is smaller than the sum of its proper divisors (1413760684).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1200252116 is a wasteful number, since it uses less digits than its factorization.

1200252116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77856 (or 77854 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 20.

The square root of 1200252116 is about 34644.6549412749. The cubic root of 1200252116 is about 1062.7329843125.

Adding to 1200252116 its reverse (6112520021), we get a palindrome (7312772137).

The spelling of 1200252116 in words is "one billion, two hundred million, two hundred fifty-two thousand, one hundred sixteen".