1056071992 has 8 divisors (see below), whose sum is σ = 1980135000. Its totient is φ = 528035992.

The previous prime is 1056071983. The next prime is 1056072001. The reversal of 1056071992 is 2991706501.

It is an interprime number because it is at equal distance from previous prime (1056071983) and next prime (1056072001).

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×1056071992² = 2230576104573696128, 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 as a sum of consecutive naturals, namely, 66004492 + ... + 66004507.

It is an arithmetic number, because the mean of its divisors is an integer number (247516875).

Almost surely, 2^1056071992 is an apocalyptic number.

It is an amenable number.

1056071992 is a deficient number, since it is larger than the sum of its proper divisors (924063008).

1056071992 is a wasteful number, since it uses less digits than its factorization.

1056071992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132009005 (or 132009001 counting only the distinct ones).

The product of its (nonzero) digits is 34020, while the sum is 40.

The square root of 1056071992 is about 32497.2612999927. The cubic root of 1056071992 is about 1018.3518146680.

The spelling of 1056071992 in words is "one billion, fifty-six million, seventy-one thousand, nine hundred ninety-two".