1393109107 has 4 divisors (see below), whose sum is σ = 1500271360. Its totient is φ = 1285946856.

The previous prime is 1393109099. The next prime is 1393109117. The reversal of 1393109107 is 7019013931.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1393109107 - 2³ = 1393109099 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1393109117) 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 3 ways as a sum of consecutive naturals, for example, 53581107 + ... + 53581132.

It is an arithmetic number, because the mean of its divisors is an integer number (375067840).

Almost surely, 2^1393109107 is an apocalyptic number.

1393109107 is a deficient number, since it is larger than the sum of its proper divisors (107162253).

1393109107 is a wasteful number, since it uses less digits than its factorization.

1393109107 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107162252.

The product of its (nonzero) digits is 5103, while the sum is 34.

The square root of 1393109107 is about 37324.3768467740. The cubic root of 1393109107 is about 1116.8505020374.

The spelling of 1393109107 in words is "one billion, three hundred ninety-three million, one hundred nine thousand, one hundred seven".