1020047982 has 16 divisors (see below), whose sum is σ = 2049007440. Its totient is φ = 338530752.

The previous prime is 1020047971. The next prime is 1020047993. The reversal of 1020047982 is 2897400201.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1020047971) and next prime (1020047993).

It is a congruent 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 7 ways as a sum of consecutive naturals, for example, 369823 + ... + 372570.

It is an arithmetic number, because the mean of its divisors is an integer number (128062965).

Almost surely, 2^1020047982 is an apocalyptic number.

1020047982 is an abundant number, since it is smaller than the sum of its proper divisors (1028959458).

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

1020047982 is a wasteful number, since it uses less digits than its factorization.

1020047982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 742627.

The product of its (nonzero) digits is 8064, while the sum is 33.

The square root of 1020047982 is about 31938.1900238570. The cubic root of 1020047982 is about 1006.6384935515.

The spelling of 1020047982 in words is "one billion, twenty million, forty-seven thousand, nine hundred eighty-two".