1343044057 has 2 divisors, whose sum is σ = 1343044058. Its totient is φ = 1343044056.

The previous prime is 1343043997. The next prime is 1343044067. The reversal of 1343044057 is 7504403431.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1336341136 + 6702921 = 36556^2 + 2589^2 .

It is a cyclic number.

It is not a de Polignac number, because 1343044057 - 2¹¹ = 1343042009 is a prime.

It is not a weakly prime, because it can be changed into another prime (1343044067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 671522028 + 671522029.

It is an arithmetic number, because the mean of its divisors is an integer number (671522029).

Almost surely, 2^1343044057 is an apocalyptic number.

It is an amenable number.

1343044057 is a deficient number, since it is larger than the sum of its proper divisors (1).

1343044057 is an equidigital number, since it uses as much as digits as its factorization.

1343044057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20160, while the sum is 31.

The square root of 1343044057 is about 36647.5654989523. The cubic root of 1343044057 is about 1103.3079642237.

Adding to 1343044057 its reverse (7504403431), we get a palindrome (8847447488).

The spelling of 1343044057 in words is "one billion, three hundred forty-three million, forty-four thousand, fifty-seven".