1385041934 has 16 divisors (see below), whose sum is σ = 2095773696. Its totient is φ = 686460600.

The previous prime is 1385041907. The next prime is 1385041937. The reversal of 1385041934 is 4391405831.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1385041937) by changing a digit.

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, 458489 + ... + 461499.

It is an arithmetic number, because the mean of its divisors is an integer number (130985856).

Almost surely, 2^1385041934 is an apocalyptic number.

1385041934 is a deficient number, since it is larger than the sum of its proper divisors (710731762).

1385041934 is a wasteful number, since it uses less digits than its factorization.

1385041934 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4951.

The product of its (nonzero) digits is 51840, while the sum is 38.

The square root of 1385041934 is about 37216.1515205428. The cubic root of 1385041934 is about 1114.6905195900.

The spelling of 1385041934 in words is "one billion, three hundred eighty-five million, forty-one thousand, nine hundred thirty-four".