1051386012 has 36 divisors (see below), whose sum is σ = 2814005376. Its totient is φ = 329846400.

The previous prime is 1051385989. The next prime is 1051386031. The reversal of 1051386012 is 2106831501.

1051386012 is a `hidden beast` number, since 1 + 0 + 51 + 3 + 8 + 601 + 2 = 666.

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

It is a super-2 number, since 2×1051386012² = 2210825092458528288, 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 in 11 ways as a sum of consecutive naturals, for example, 858364 + ... + 859587.

It is an arithmetic number, because the mean of its divisors is an integer number (78166816).

Almost surely, 2^1051386012 is an apocalyptic number.

1051386012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1051386012 is an abundant number, since it is smaller than the sum of its proper divisors (1762619364).

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

1051386012 is a wasteful number, since it uses less digits than its factorization.

1051386012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1717978 (or 1717973 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 27.

The square root of 1051386012 is about 32425.0830685135. The cubic root of 1051386012 is about 1016.8433784503.

The spelling of 1051386012 in words is "one billion, fifty-one million, three hundred eighty-six thousand, twelve".