1384865701 has 2 divisors, whose sum is σ = 1384865702. Its totient is φ = 1384865700.

The previous prime is 1384865659. The next prime is 1384865723. The reversal of 1384865701 is 1075684831.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 809345601 + 575520100 = 28449^2 + 23990^2 .

It is a cyclic number.

It is not a de Polignac number, because 1384865701 - 2⁹ = 1384865189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1384865761) by changing a digit.

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, 692432850 + 692432851.

It is an arithmetic number, because the mean of its divisors is an integer number (692432851).

Almost surely, 2^1384865701 is an apocalyptic number.

It is an amenable number.

1384865701 is a deficient number, since it is larger than the sum of its proper divisors (1).

1384865701 is an equidigital number, since it uses as much as digits as its factorization.

1384865701 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 161280, while the sum is 43.

The square root of 1384865701 is about 37213.7837501107. The cubic root of 1384865701 is about 1114.6432397732.

The spelling of 1384865701 in words is "one billion, three hundred eighty-four million, eight hundred sixty-five thousand, seven hundred one".