987134325 has 24 divisors (see below), whose sum is σ = 1728067968. Its totient is φ = 495502080.

The previous prime is 987134311. The next prime is 987134329. The reversal of 987134325 is 523431789.

It is not a de Polignac number, because 987134325 - 2⁶ = 987134261 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (987134329) 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 23 ways as a sum of consecutive naturals, for example, 385837 + ... + 388386.

It is an arithmetic number, because the mean of its divisors is an integer number (72002832).

Almost surely, 2^987134325 is an apocalyptic number.

It is an amenable number.

987134325 is a deficient number, since it is larger than the sum of its proper divisors (740933643).

987134325 is a wasteful number, since it uses less digits than its factorization.

987134325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 774253 (or 774248 counting only the distinct ones).

The product of its digits is 181440, while the sum is 42.

The square root of 987134325 is about 31418.6938780084. The cubic root of 987134325 is about 995.6929173391.

The spelling of 987134325 in words is "nine hundred eighty-seven million, one hundred thirty-four thousand, three hundred twenty-five".