1386848873 has 2 divisors, whose sum is σ = 1386848874. Its totient is φ = 1386848872.

The previous prime is 1386848863. The next prime is 1386848921. The reversal of 1386848873 is 3788486831.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 790903129 + 595945744 = 28123^2 + 24412^2 .

It is a cyclic number.

It is not a de Polignac number, because 1386848873 - 2⁶ = 1386848809 is a prime.

It is not a weakly prime, because it can be changed into another prime (1386848833) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 693424436 + 693424437.

It is an arithmetic number, because the mean of its divisors is an integer number (693424437).

Almost surely, 2^1386848873 is an apocalyptic number.

It is an amenable number.

1386848873 is a deficient number, since it is larger than the sum of its proper divisors (1).

1386848873 is an equidigital number, since it uses as much as digits as its factorization.

1386848873 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6193152, while the sum is 56.

The square root of 1386848873 is about 37240.4198821657. The cubic root of 1386848873 is about 1115.1750542582.

The spelling of 1386848873 in words is "one billion, three hundred eighty-six million, eight hundred forty-eight thousand, eight hundred seventy-three".