1343248237 has 2 divisors, whose sum is σ = 1343248238. Its totient is φ = 1343248236.

The previous prime is 1343248199. The next prime is 1343248307. The reversal of 1343248237 is 7328423431.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 840188196 + 503060041 = 28986^2 + 22429^2 .

It is a cyclic number.

It is not a de Polignac number, because 1343248237 - 2¹¹ = 1343246189 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1343248196 and 1343248205.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1343248937) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 671624118 + 671624119.

It is an arithmetic number, because the mean of its divisors is an integer number (671624119).

Almost surely, 2^1343248237 is an apocalyptic number.

It is an amenable number.

1343248237 is a deficient number, since it is larger than the sum of its proper divisors (1).

1343248237 is an equidigital number, since it uses as much as digits as its factorization.

1343248237 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 96768, while the sum is 37.

The square root of 1343248237 is about 36650.3511170084. The cubic root of 1343248237 is about 1103.3638725423.

The spelling of 1343248237 in words is "one billion, three hundred forty-three million, two hundred forty-eight thousand, two hundred thirty-seven".