1200103252 has 12 divisors (see below), whose sum is σ = 2100423220. Its totient is φ = 599982336.

The previous prime is 1200103199. The next prime is 1200103277. The reversal of 1200103252 is 2523010021.

It can be written as a sum of positive squares in 2 ways, for example, as 207475216 + 992628036 = 14404^2 + 31506^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59524 + ... + 77092.

Almost surely, 2^1200103252 is an apocalyptic number.

It is an amenable number.

1200103252 is a deficient number, since it is larger than the sum of its proper divisors (900319968).

1200103252 is a wasteful number, since it uses less digits than its factorization.

1200103252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34650 (or 34648 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 1200103252 is about 34642.5064335709. The cubic root of 1200103252 is about 1062.6890465370.

Adding to 1200103252 its reverse (2523010021), we get a palindrome (3723113273).

The spelling of 1200103252 in words is "one billion, two hundred million, one hundred three thousand, two hundred fifty-two".