1151016012 has 36 divisors (see below), whose sum is σ = 2910682320. Its totient is φ = 383517792.

The previous prime is 1151016007. The next prime is 1151016023. The reversal of 1151016012 is 2106101511.

It is a happy number.

1151016012 is a `hidden beast` number, since 11 + 51 + 0 + 1 + 601 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

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 in 11 ways as a sum of consecutive naturals, for example, 116689 + ... + 126167.

Almost surely, 2^1151016012 is an apocalyptic number.

1151016012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1151016012 is an abundant number, since it is smaller than the sum of its proper divisors (1759666308).

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

1151016012 is a wasteful number, since it uses less digits than its factorization.

1151016012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12862 (or 12857 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 18.

The square root of 1151016012 is about 33926.6268880359. The cubic root of 1151016012 is about 1047.9980029778.

Adding to 1151016012 its reverse (2106101511), we get a palindrome (3257117523).

The spelling of 1151016012 in words is "one billion, one hundred fifty-one million, sixteen thousand, twelve".