1393952063 has 4 divisors (see below), whose sum is σ = 1593088080. Its totient is φ = 1194816048.

The previous prime is 1393952057. The next prime is 1393952069. The reversal of 1393952063 is 3602593931.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3602593931 = 17713 ⋅203387.

It is an interprime number because it is at equal distance from previous prime (1393952057) and next prime (1393952069).

It is a cyclic number.

It is not a de Polignac number, because 1393952063 - 2¹⁴ = 1393935679 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1393952063.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1393952069) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 99567998 + ... + 99568011.

It is an arithmetic number, because the mean of its divisors is an integer number (398272020).

Almost surely, 2^1393952063 is an apocalyptic number.

1393952063 is a deficient number, since it is larger than the sum of its proper divisors (199136017).

1393952063 is an equidigital number, since it uses as much as digits as its factorization.

1393952063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199136016.

The product of its (nonzero) digits is 131220, while the sum is 41.

The square root of 1393952063 is about 37335.6674374518. The cubic root of 1393952063 is about 1117.0757215368.

The spelling of 1393952063 in words is "one billion, three hundred ninety-three million, nine hundred fifty-two thousand, sixty-three".