956170987 has 8 divisors (see below), whose sum is σ = 970175232. Its totient is φ = 942181800.

The previous prime is 956170949. The next prime is 956170993. The reversal of 956170987 is 789071659.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-956170987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (956170997) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 215562 + ... + 219952.

It is an arithmetic number, because the mean of its divisors is an integer number (121271904).

Almost surely, 2^956170987 is an apocalyptic number.

956170987 is a deficient number, since it is larger than the sum of its proper divisors (14004245).

956170987 is a wasteful number, since it uses less digits than its factorization.

956170987 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7529.

The product of its (nonzero) digits is 952560, while the sum is 52.

The square root of 956170987 is about 30922.0146012513. The cubic root of 956170987 is about 985.1715323933.

The spelling of 956170987 in words is "nine hundred fifty-six million, one hundred seventy thousand, nine hundred eighty-seven".