1205500552 has 16 divisors (see below), whose sum is σ = 2321403660. Its totient is φ = 586459584.

The previous prime is 1205500523. The next prime is 1205500601. The reversal of 1205500552 is 2550055021.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1170050436 + 35450116 = 34206^2 + 5954^2 .

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, 2036023 + ... + 2036614.

Almost surely, 2^1205500552 is an apocalyptic number.

It is an amenable number.

1205500552 is a deficient number, since it is larger than the sum of its proper divisors (1115903108).

1205500552 is a wasteful number, since it uses less digits than its factorization.

1205500552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4072680 (or 4072676 counting only the distinct ones).

The product of its (nonzero) digits is 2500, while the sum is 25.

The square root of 1205500552 is about 34720.3190077511. The cubic root of 1205500552 is about 1064.2797637148.

Adding to 1205500552 its reverse (2550055021), we get a palindrome (3755555573).

The spelling of 1205500552 in words is "one billion, two hundred five million, five hundred thousand, five hundred fifty-two".