1393034911 has 8 divisors (see below), whose sum is σ = 1399782384. Its totient is φ = 1386302400.

The previous prime is 1393034891. The next prime is 1393034917. The reversal of 1393034911 is 1194303931.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1393034911 - 2¹¹ = 1393032863 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1393034917) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 211971 + ... + 218443.

It is an arithmetic number, because the mean of its divisors is an integer number (174972798).

Almost surely, 2^1393034911 is an apocalyptic number.

1393034911 is a deficient number, since it is larger than the sum of its proper divisors (6747473).

1393034911 is an equidigital number, since it uses as much as digits as its factorization.

1393034911 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7481.

The product of its (nonzero) digits is 8748, while the sum is 34.

The square root of 1393034911 is about 37323.3828986602. The cubic root of 1393034911 is about 1116.8306741310.

It can be divided in two parts, 13930 and 34911, that added together give a square (48841 = 221²).

The spelling of 1393034911 in words is "one billion, three hundred ninety-three million, thirty-four thousand, nine hundred eleven".