1047715968 has 128 divisors (see below), whose sum is σ = 3070771200. Its totient is φ = 314449920.

The previous prime is 1047715961. The next prime is 1047715979. The reversal of 1047715968 is 8695177401.

It is a tau number, because it is divible by the number of its divisors (128).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (1047715961) 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, 202113 + ... + 207231.

It is an arithmetic number, because the mean of its divisors is an integer number (23990400).

Almost surely, 2^1047715968 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1047715968, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1535385600).

1047715968 is an abundant number, since it is smaller than the sum of its proper divisors (2023055232).

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

1047715968 is a wasteful number, since it uses less digits than its factorization.

1047715968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5190 (or 5178 counting only the distinct ones).

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

The square root of 1047715968 is about 32368.4409263097. The cubic root of 1047715968 is about 1015.6588434425.

The spelling of 1047715968 in words is "one billion, forty-seven million, seven hundred fifteen thousand, nine hundred sixty-eight".