1343693423 has 2 divisors, whose sum is σ = 1343693424. Its totient is φ = 1343693422.

The previous prime is 1343693411. The next prime is 1343693479. The reversal of 1343693423 is 3243963431.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (3243963431) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1343693423 - 2²⁰ = 1342644847 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1343693023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 671846711 + 671846712.

It is an arithmetic number, because the mean of its divisors is an integer number (671846712).

Almost surely, 2^1343693423 is an apocalyptic number.

1343693423 is a deficient number, since it is larger than the sum of its proper divisors (1).

1343693423 is an equidigital number, since it uses as much as digits as its factorization.

1343693423 is an evil number, because the sum of its binary digits is even.

The product of its digits is 139968, while the sum is 38.

The square root of 1343693423 is about 36656.4240345400. The cubic root of 1343693423 is about 1103.4857531895.

The spelling of 1343693423 in words is "one billion, three hundred forty-three million, six hundred ninety-three thousand, four hundred twenty-three".