1200545152 has 32 divisors (see below), whose sum is σ = 2424493080. Its totient is φ = 592045056.

The previous prime is 1200545123. The next prime is 1200545167. The reversal of 1200545152 is 2515450021.

It is a tau number, because it is divible by the number of its divisors (32).

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, 54898 + ... + 73585.

Almost surely, 2^1200545152 is an apocalyptic number.

It is an amenable number.

1200545152 is an abundant number, since it is smaller than the sum of its proper divisors (1223947928).

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

1200545152 is an equidigital number, since it uses as much as digits as its factorization.

1200545152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128570 (or 128558 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 25.

The square root of 1200545152 is about 34648.8838492671. The cubic root of 1200545152 is about 1062.8194643884.

Adding to 1200545152 its reverse (2515450021), we get a palindrome (3715995173).

The spelling of 1200545152 in words is "one billion, two hundred million, five hundred forty-five thousand, one hundred fifty-two".