1319061612 has 24 divisors (see below), whose sum is σ = 3357611712. Its totient is φ = 399715600.

The previous prime is 1319061599. The next prime is 1319061641. The reversal of 1319061612 is 2161609131.

1319061612 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 1319061612.

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, 4996314 + ... + 4996577.

It is an arithmetic number, because the mean of its divisors is an integer number (139900488).

Almost surely, 2^1319061612 is an apocalyptic number.

1319061612 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1319061612 is an abundant number, since it is smaller than the sum of its proper divisors (2038550100).

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

1319061612 is a wasteful number, since it uses less digits than its factorization.

1319061612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9992909 (or 9992907 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 30.

The square root of 1319061612 is about 36318.8878133679. The cubic root of 1319061612 is about 1096.7013055991.

The spelling of 1319061612 in words is "one billion, three hundred nineteen million, sixty-one thousand, six hundred twelve".