312344041 has 2 divisors, whose sum is σ = 312344042. Its totient is φ = 312344040.

The previous prime is 312344029. The next prime is 312344057. The reversal of 312344041 is 140443213.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 310464400 + 1879641 = 17620^2 + 1371^2 .

It is an emirp because it is prime and its reverse (140443213) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-312344041 is a prime.

It is not a weakly prime, because it can be changed into another prime (312344141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156172020 + 156172021.

It is an arithmetic number, because the mean of its divisors is an integer number (156172021).

Almost surely, 2^312344041 is an apocalyptic number.

It is an amenable number.

312344041 is a deficient number, since it is larger than the sum of its proper divisors (1).

312344041 is an equidigital number, since it uses as much as digits as its factorization.

312344041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 312344041 is about 17673.2577924954. The cubic root of 312344041 is about 678.4914952683.

Adding to 312344041 its reverse (140443213), we get a palindrome (452787254).

The spelling of 312344041 in words is "three hundred twelve million, three hundred forty-four thousand, forty-one".