1399570012 has 12 divisors (see below), whose sum is σ = 2453424120. Its totient is φ = 698591696.

The previous prime is 1399569959. The next prime is 1399570013. The reversal of 1399570012 is 2100759931.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1399570013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 295687 + ... + 300382.

It is an arithmetic number, because the mean of its divisors is an integer number (204452010).

Almost surely, 2^1399570012 is an apocalyptic number.

It is an amenable number.

1399570012 is a deficient number, since it is larger than the sum of its proper divisors (1053854108).

1399570012 is a wasteful number, since it uses less digits than its factorization.

1399570012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 596660 (or 596658 counting only the distinct ones).

The product of its (nonzero) digits is 17010, while the sum is 37.

The square root of 1399570012 is about 37410.8274701322. The cubic root of 1399570012 is about 1118.5744011111.

The spelling of 1399570012 in words is "one billion, three hundred ninety-nine million, five hundred seventy thousand, twelve".