1368023570 has 16 divisors (see below), whose sum is σ = 2528995608. Its totient is φ = 532419840.

The previous prime is 1368023567. The next prime is 1368023581. The reversal of 1368023570 is 753208631.

It can be written as a sum of positive squares in 4 ways, for example, as 1344762241 + 23261329 = 36671^2 + 4823^2 .

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1368023570.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1848311 + ... + 1849050.

Almost surely, 2^1368023570 is an apocalyptic number.

1368023570 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1368023570 is a deficient number, since it is larger than the sum of its proper divisors (1160972038).

1368023570 is a wasteful number, since it uses less digits than its factorization.

1368023570 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3697405.

The product of its (nonzero) digits is 30240, while the sum is 35.

The square root of 1368023570 is about 36986.8026463494. The cubic root of 1368023570 is about 1110.1061960459.

The spelling of 1368023570 in words is "one billion, three hundred sixty-eight million, twenty-three thousand, five hundred seventy".