1001005248 has 56 divisors (see below), whose sum is σ = 2704868352. Its totient is φ = 326566144.

The previous prime is 1001005219. The next prime is 1001005261. The reversal of 1001005248 is 8425001001.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46440 + ... + 64487.

Almost surely, 2^1001005248 is an apocalyptic number.

It is an amenable number.

1001005248 is an abundant number, since it is smaller than the sum of its proper divisors (1703863104).

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

1001005248 is a wasteful number, since it uses less digits than its factorization.

1001005248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110989 (or 110979 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 21.

The square root of 1001005248 is about 31638.6669757119. Note that the first 3 decimals coincide. The cubic root of 1001005248 is about 1000.3349704489.

Adding to 1001005248 its reverse (8425001001), we get a palindrome (9426006249).

The spelling of 1001005248 in words is "one billion, one million, five thousand, two hundred forty-eight".