1319605044 has 12 divisors (see below), whose sum is σ = 3079078464. Its totient is φ = 439868344.

The previous prime is 1319605039. The next prime is 1319605087. The reversal of 1319605044 is 4405069131.

1319605044 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 1319604996 and 1319605014.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54983532 + ... + 54983555.

It is an arithmetic number, because the mean of its divisors is an integer number (256589872).

Almost surely, 2^1319605044 is an apocalyptic number.

It is an amenable number.

1319605044 is an abundant number, since it is smaller than the sum of its proper divisors (1759473420).

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

1319605044 is a wasteful number, since it uses less digits than its factorization.

1319605044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109967094 (or 109967092 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 33.

The square root of 1319605044 is about 36326.3684394683. The cubic root of 1319605044 is about 1096.8518926407.

The spelling of 1319605044 in words is "one billion, three hundred nineteen million, six hundred five thousand, forty-four".