1081976512 has 14 divisors (see below), whose sum is σ = 2147047268. Its totient is φ = 540988224.

The previous prime is 1081976507. The next prime is 1081976513. The reversal of 1081976512 is 2156791801.

It is a happy number.

It is a super-2 number, since 2×1081976512² = 2341346345039372288, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1081976513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8452878 + ... + 8453005.

Almost surely, 2^1081976512 is an apocalyptic number.

It is an amenable number.

1081976512 is a deficient number, since it is larger than the sum of its proper divisors (1065070756).

1081976512 is an equidigital number, since it uses as much as digits as its factorization.

1081976512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16905895 (or 16905885 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 40.

The square root of 1081976512 is about 32893.4113767484. The cubic root of 1081976512 is about 1026.6110732439.

The spelling of 1081976512 in words is "one billion, eighty-one million, nine hundred seventy-six thousand, five hundred twelve".