1071011928 has 64 divisors (see below), whose sum is σ = 3193090560. Its totient is φ = 292697856.

The previous prime is 1071011867. The next prime is 1071011939. The reversal of 1071011928 is 8291101701.

It is a super-2 number, since 2×1071011928² = 2294133099836554368, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1071011895 and 1071011904.

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 15 ways as a sum of consecutive naturals, for example, 134725 + ... + 142452.

It is an arithmetic number, because the mean of its divisors is an integer number (49892040).

Almost surely, 2^1071011928 is an apocalyptic number.

It is an amenable number.

1071011928 is an abundant number, since it is smaller than the sum of its proper divisors (2122078632).

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

1071011928 is a wasteful number, since it uses less digits than its factorization.

1071011928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277216 (or 277212 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 30.

The square root of 1071011928 is about 32726.3185830609. The cubic root of 1071011928 is about 1023.1314529477.

The spelling of 1071011928 in words is "one billion, seventy-one million, eleven thousand, nine hundred twenty-eight".