1343693 has 8 divisors (see below), whose sum is σ = 1482936. Its totient is φ = 1209600.

The previous prime is 1343689. The next prime is 1343717. The reversal of 1343693 is 3963431.

It can be written as a sum of positive squares in 4 ways, for example, as 268324 + 1075369 = 518^2 + 1037^2 .

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 1343693 - 2² = 1343689 is a prime.

It is a d-powerful number, because it can be written as 1 + 3⁶ + 4³ + 3¹² + 6⁷ + 9² + 3¹² .

It is a plaindrome in base 6.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1343653) 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, 728 + ... + 1793.

It is an arithmetic number, because the mean of its divisors is an integer number (185367).

2^1343693 is an apocalyptic number.

1343693 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1343693 is a deficient number, since it is larger than the sum of its proper divisors (139243).

1343693 is a wasteful number, since it uses less digits than its factorization.

1343693 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2575.

The product of its digits is 5832, while the sum is 29.

The square root of 1343693 is about 1159.1777258039. The cubic root of 1343693 is about 110.3485637396.

The spelling of 1343693 in words is "one million, three hundred forty-three thousand, six hundred ninety-three".