1343251423 has 2 divisors, whose sum is σ = 1343251424. Its totient is φ = 1343251422.

The previous prime is 1343251397. The next prime is 1343251439. The reversal of 1343251423 is 3241523431.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1343251423 - 2²⁵ = 1309696991 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1343251391 and 1343251400.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1343251463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 671625711 + 671625712.

It is an arithmetic number, because the mean of its divisors is an integer number (671625712).

Almost surely, 2^1343251423 is an apocalyptic number.

1343251423 is a deficient number, since it is larger than the sum of its proper divisors (1).

1343251423 is an equidigital number, since it uses as much as digits as its factorization.

1343251423 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8640, while the sum is 28.

The square root of 1343251423 is about 36650.3945817777. The cubic root of 1343251423 is about 1103.3647448841.

Adding to 1343251423 its reverse (3241523431), we get a palindrome (4584774854).

The spelling of 1343251423 in words is "one billion, three hundred forty-three million, two hundred fifty-one thousand, four hundred twenty-three".