1385338732773 has 4 divisors (see below), whose sum is σ = 1847118310368. Its totient is φ = 923559155180.

The previous prime is 1385338732759. The next prime is 1385338732787. The reversal of 1385338732773 is 3772378335831.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (1385338732759) and next prime (1385338732787).

It is a cyclic number.

It is not a de Polignac number, because 1385338732773 - 2⁶ = 1385338732709 is a prime.

It is a super-2 number, since 2×1385338732773² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1385338732073) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 230889788793 + ... + 230889788798.

It is an arithmetic number, because the mean of its divisors is an integer number (461779577592).

Almost surely, 2^{1385338732773} is an apocalyptic number.

It is an amenable number.

1385338732773 is a deficient number, since it is larger than the sum of its proper divisors (461779577595).

1385338732773 is an equidigital number, since it uses as much as digits as its factorization.

1385338732773 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 461779577594.

The product of its digits is 53343360, while the sum is 60.

The spelling of 1385338732773 in words is "one trillion, three hundred eighty-five billion, three hundred thirty-eight million, seven hundred thirty-two thousand, seven hundred seventy-three".