1312032343 has 2 divisors, whose sum is σ = 1312032344. Its totient is φ = 1312032342.

The previous prime is 1312032299. The next prime is 1312032353. The reversal of 1312032343 is 3432302131.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1312032343 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1312032353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 656016171 + 656016172.

It is an arithmetic number, because the mean of its divisors is an integer number (656016172).

Almost surely, 2^1312032343 is an apocalyptic number.

1312032343 is a deficient number, since it is larger than the sum of its proper divisors (1).

1312032343 is an equidigital number, since it uses as much as digits as its factorization.

1312032343 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 22.

The square root of 1312032343 is about 36221.9870106542. The cubic root of 1312032343 is about 1094.7497306174.

Adding to 1312032343 its reverse (3432302131), we get a palindrome (4744334474).

The spelling of 1312032343 in words is "one billion, three hundred twelve million, thirty-two thousand, three hundred forty-three".