1187825282 has 32 divisors (see below), whose sum is σ = 2095535232. Its totient is φ = 494308224.

The previous prime is 1187825281. The next prime is 1187825291. The reversal of 1187825282 is 2825287811.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1187825281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 289598 + ... + 293670.

It is an arithmetic number, because the mean of its divisors is an integer number (65485476).

Almost surely, 2^1187825282 is an apocalyptic number.

1187825282 is a deficient number, since it is larger than the sum of its proper divisors (907709950).

1187825282 is a wasteful number, since it uses less digits than its factorization.

1187825282 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4682.

The product of its digits is 143360, while the sum is 44.

The square root of 1187825282 is about 34464.8412443754. The cubic root of 1187825282 is about 1059.0525775641.

The spelling of 1187825282 in words is "one billion, one hundred eighty-seven million, eight hundred twenty-five thousand, two hundred eighty-two".