1013646012 has 48 divisors (see below), whose sum is σ = 2522651040. Its totient is φ = 315676672.

The previous prime is 1013646001. The next prime is 1013646013. The reversal of 1013646012 is 2106463101.

1013646012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1013646013) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9814 + ... + 46082.

It is an arithmetic number, because the mean of its divisors is an integer number (52555230).

Almost surely, 2^1013646012 is an apocalyptic number.

1013646012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1013646012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1261325520).

1013646012 is an abundant number, since it is smaller than the sum of its proper divisors (1509005028).

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

1013646012 is a wasteful number, since it uses less digits than its factorization.

1013646012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36430 (or 36428 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 1013646012 is about 31837.8079019269. The cubic root of 1013646012 is about 1004.5281357054.

The spelling of 1013646012 in words is "one billion, thirteen million, six hundred forty-six thousand, twelve".