1045397982 has 8 divisors (see below), whose sum is σ = 2090795976. Its totient is φ = 348465992.

The previous prime is 1045397957. The next prime is 1045397987. The reversal of 1045397982 is 2897935401.

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

1045397982 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1045397987) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 87116493 + ... + 87116504.

It is an arithmetic number, because the mean of its divisors is an integer number (261349497).

Almost surely, 2^1045397982 is an apocalyptic number.

1045397982 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1045397982 is a wasteful number, since it uses less digits than its factorization.

1045397982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174233002.

The product of its (nonzero) digits is 544320, while the sum is 48.

The square root of 1045397982 is about 32332.6148339413. The cubic root of 1045397982 is about 1014.9092696367.

The spelling of 1045397982 in words is "one billion, forty-five million, three hundred ninety-seven thousand, nine hundred eighty-two".