971158764 has 48 divisors (see below), whose sum is σ = 2297998080. Its totient is φ = 319170240.

The previous prime is 971158763. The next prime is 971158777. The reversal of 971158764 is 467851179.

It is not an unprimeable number, because it can be changed into a prime (971158763) 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 15 ways as a sum of consecutive naturals, for example, 914794 + ... + 915854.

It is an arithmetic number, because the mean of its divisors is an integer number (47874960).

Almost surely, 2^971158764 is an apocalyptic number.

It is an amenable number.

971158764 is an abundant number, since it is smaller than the sum of its proper divisors (1326839316).

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

971158764 is a wasteful number, since it uses less digits than its factorization.

971158764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2070 (or 2068 counting only the distinct ones).

The product of its digits is 423360, while the sum is 48.

The square root of 971158764 is about 31163.4202872535. The cubic root of 971158764 is about 990.2923205743.

The spelling of 971158764 in words is "nine hundred seventy-one million, one hundred fifty-eight thousand, seven hundred sixty-four".