1319899124 has 6 divisors (see below), whose sum is σ = 2309823474. Its totient is φ = 659949560.

The previous prime is 1319899111. The next prime is 1319899153. The reversal of 1319899124 is 4219989131.

It can be written as a sum of positive squares in only one way, i.e., 932203024 + 387696100 = 30532^2 + 19690^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 164987387 + ... + 164987394.

It is an arithmetic number, because the mean of its divisors is an integer number (384970579).

Almost surely, 2^1319899124 is an apocalyptic number.

It is an amenable number.

1319899124 is a deficient number, since it is larger than the sum of its proper divisors (989924350).

1319899124 is a wasteful number, since it uses less digits than its factorization.

1319899124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 329974785 (or 329974783 counting only the distinct ones).

The product of its digits is 139968, while the sum is 47.

The square root of 1319899124 is about 36330.4159623861. The cubic root of 1319899124 is about 1096.9333660703.

The spelling of 1319899124 in words is "one billion, three hundred nineteen million, eight hundred ninety-nine thousand, one hundred twenty-four".