975009385 has 16 divisors (see below), whose sum is σ = 1373296896. Its totient is φ = 650507328.

The previous prime is 975009349. The next prime is 975009401. The reversal of 975009385 is 583900579.

It is a cyclic number.

It is not a de Polignac number, because 975009385 - 2⁹ = 975008873 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 375157 + ... + 377746.

It is an arithmetic number, because the mean of its divisors is an integer number (85831056).

Almost surely, 2^975009385 is an apocalyptic number.

It is an amenable number.

975009385 is a deficient number, since it is larger than the sum of its proper divisors (398287511).

975009385 is a wasteful number, since it uses less digits than its factorization.

975009385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 752952.

The product of its (nonzero) digits is 340200, while the sum is 46.

The square root of 975009385 is about 31225.1402719027. The cubic root of 975009385 is about 991.5994229133.

The spelling of 975009385 in words is "nine hundred seventy-five million, nine thousand, three hundred eighty-five".