1011966512 has 40 divisors (see below), whose sum is σ = 2050020576. Its totient is φ = 483017216.

The previous prime is 1011966509. The next prime is 1011966533. The reversal of 1011966512 is 2156691101.

It is a super-2 number, since 2×1011966512² = 2048152442818892288, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 202508 + ... + 207444.

Almost surely, 2^1011966512 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1011966512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1025010288).

1011966512 is an abundant number, since it is smaller than the sum of its proper divisors (1038054064).

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

1011966512 is a wasteful number, since it uses less digits than its factorization.

1011966512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5525 (or 5519 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 32.

The square root of 1011966512 is about 31811.4210936890. The cubic root of 1011966512 is about 1003.9730314497.

The spelling of 1011966512 in words is "one billion, eleven million, nine hundred sixty-six thousand, five hundred twelve".