1071973040 has 20 divisors (see below), whose sum is σ = 2492337504. Its totient is φ = 428789184.

The previous prime is 1071973037. The next prime is 1071973057. The reversal of 1071973040 is 403791701.

1071973040 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (20).

It is a super-2 number, since 2×1071973040² = 2298252396973683200, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1071972988 and 1071973006.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6699752 + ... + 6699911.

Almost surely, 2^1071973040 is an apocalyptic number.

1071973040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1071973040 is an abundant number, since it is smaller than the sum of its proper divisors (1420364464).

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

1071973040 is a wasteful number, since it uses less digits than its factorization.

1071973040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13399676 (or 13399670 counting only the distinct ones).

The product of its (nonzero) digits is 5292, while the sum is 32.

The square root of 1071973040 is about 32740.9993738737. Note that the first 3 decimals coincide. The cubic root of 1071973040 is about 1023.4374096762.

The spelling of 1071973040 in words is "one billion, seventy-one million, nine hundred seventy-three thousand, forty".