1385170835 has 8 divisors (see below), whose sum is σ = 1665247056. Its totient is φ = 1106108640.

The previous prime is 1385170823. The next prime is 1385170841. The reversal of 1385170835 is 5380715831.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1385170835 - 2¹⁰ = 1385169811 is a prime.

It is a super-5 number, since 5×1385170835⁵ (a number of 47 digits) contains 55555 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1385170792 and 1385170801.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 250496 + ... + 255965.

It is an arithmetic number, because the mean of its divisors is an integer number (208155882).

Almost surely, 2^1385170835 is an apocalyptic number.

1385170835 is a deficient number, since it is larger than the sum of its proper divisors (280076221).

1385170835 is an equidigital number, since it uses as much as digits as its factorization.

1385170835 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 507013.

The product of its (nonzero) digits is 100800, while the sum is 41.

The square root of 1385170835 is about 37217.8832686653. The cubic root of 1385170835 is about 1114.7250986310.

The spelling of 1385170835 in words is "one billion, three hundred eighty-five million, one hundred seventy thousand, eight hundred thirty-five".