1026105912 has 48 divisors (see below), whose sum is σ = 2992811640. Its totient is φ = 315724608.

The previous prime is 1026105863. The next prime is 1026105919. The reversal of 1026105912 is 2195016201.

1026105912 is a `hidden beast` number, since 10 + 2 + 61 + 0 + 591 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1026105919) 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 in 11 ways as a sum of consecutive naturals, for example, 547198 + ... + 549069.

Almost surely, 2^1026105912 is an apocalyptic number.

1026105912 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1026105912 is an abundant number, since it is smaller than the sum of its proper divisors (1966705728).

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

1026105912 is a wasteful number, since it uses less digits than its factorization.

1026105912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1096292 (or 1096285 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 27.

The square root of 1026105912 is about 32032.8879747050. The cubic root of 1026105912 is about 1008.6273258689.

The spelling of 1026105912 in words is "one billion, twenty-six million, one hundred five thousand, nine hundred twelve".