1205652203 has 32 divisors (see below), whose sum is σ = 1489689600. Its totient is φ = 973304640.

The previous prime is 1205652193. The next prime is 1205652221. The reversal of 1205652203 is 3022565021.

It is not a de Polignac number, because 1205652203 - 2¹⁴ = 1205635819 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1205652233) by changing a digit.

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 in 31 ways as a sum of consecutive naturals, for example, 527423 + ... + 529703.

It is an arithmetic number, because the mean of its divisors is an integer number (46552800).

Almost surely, 2^1205652203 is an apocalyptic number.

1205652203 is a deficient number, since it is larger than the sum of its proper divisors (284037397).

1205652203 is an equidigital number, since it uses as much as digits as its factorization.

1205652203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2392 (or 2378 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 1205652203 is about 34722.5028331772. The cubic root of 1205652203 is about 1064.3243903563.

The spelling of 1205652203 in words is "one billion, two hundred five million, six hundred fifty-two thousand, two hundred three".