1071888192 has 84 divisors (see below), whose sum is σ = 3234110880. Its totient is φ = 338487552.

The previous prime is 1071888161. The next prime is 1071888203. The reversal of 1071888192 is 2918881701.

It is a happy number.

It is a super-2 number, since 2×1071888192² = 2297888592298057728, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 38028 + ... + 59915.

It is an arithmetic number, because the mean of its divisors is an integer number (38501320).

Almost surely, 2^1071888192 is an apocalyptic number.

1071888192 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1071888192 is an abundant number, since it is smaller than the sum of its proper divisors (2162222688).

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

1071888192 is a wasteful number, since it uses less digits than its factorization.

1071888192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97980 (or 97967 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 45.

The square root of 1071888192 is about 32739.7036028123. The cubic root of 1071888192 is about 1023.4104068489.

The spelling of 1071888192 in words is "one billion, seventy-one million, eight hundred eighty-eight thousand, one hundred ninety-two".