1393163427 has 8 divisors (see below), whose sum is σ = 1861784320. Its totient is φ = 926659080.

The previous prime is 1393163419. The next prime is 1393163441. The reversal of 1393163427 is 7243613931.

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

It is not a de Polignac number, because 1393163427 - 2³ = 1393163419 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1393163417) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 527599 + ... + 530232.

It is an arithmetic number, because the mean of its divisors is an integer number (232723040).

Almost surely, 2^1393163427 is an apocalyptic number.

1393163427 is a deficient number, since it is larger than the sum of its proper divisors (468620893).

1393163427 is a wasteful number, since it uses less digits than its factorization.

1393163427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1058273.

The product of its digits is 81648, while the sum is 39.

The square root of 1393163427 is about 37325.1045142542. The cubic root of 1393163427 is about 1116.8650178975.

The spelling of 1393163427 in words is "one billion, three hundred ninety-three million, one hundred sixty-three thousand, four hundred twenty-seven".