1125201552 has 40 divisors (see below), whose sum is σ = 2936749536. Its totient is φ = 371198976.

The previous prime is 1125201541. The next prime is 1125201577. The reversal of 1125201552 is 2551025211.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 116178 + ... + 125489.

Almost surely, 2^1125201552 is an apocalyptic number.

1125201552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1125201552 is an abundant number, since it is smaller than the sum of its proper divisors (1811547984).

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

1125201552 is a wasteful number, since it uses less digits than its factorization.

1125201552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 241775 (or 241769 counting only the distinct ones).

The product of its (nonzero) digits is 1000, while the sum is 24.

The square root of 1125201552 is about 33544.0240877567. The cubic root of 1125201552 is about 1040.1040181956.

Adding to 1125201552 its reverse (2551025211), we get a palindrome (3676226763).

The spelling of 1125201552 in words is "one billion, one hundred twenty-five million, two hundred one thousand, five hundred fifty-two".