1394771334 has 16 divisors (see below), whose sum is σ = 3043137600. Its totient is φ = 422657960.

The previous prime is 1394771311. The next prime is 1394771377. The reversal of 1394771334 is 4331774931.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is a congruent number.

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, 10566384 + ... + 10566515.

It is an arithmetic number, because the mean of its divisors is an integer number (190196100).

Almost surely, 2^1394771334 is an apocalyptic number.

1394771334 is an abundant number, since it is smaller than the sum of its proper divisors (1648366266).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1394771334 is a wasteful number, since it uses less digits than its factorization.

1394771334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21132915.

The product of its digits is 190512, while the sum is 42.

The square root of 1394771334 is about 37346.6375193270. The cubic root of 1394771334 is about 1117.2945259303.

The spelling of 1394771334 in words is "one billion, three hundred ninety-four million, seven hundred seventy-one thousand, three hundred thirty-four".