312344141 has 2 divisors, whose sum is σ = 312344142. Its totient is φ = 312344140.

The previous prime is 312344119. The next prime is 312344143. The reversal of 312344141 is 141443213.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 310781641 + 1562500 = 17629^2 + 1250^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-312344141 is a prime.

Together with 312344143, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (312344143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156172070 + 156172071.

It is an arithmetic number, because the mean of its divisors is an integer number (156172071).

Almost surely, 2^312344141 is an apocalyptic number.

It is an amenable number.

312344141 is a deficient number, since it is larger than the sum of its proper divisors (1).

312344141 is an equidigital number, since it uses as much as digits as its factorization.

312344141 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1152, while the sum is 23.

The square root of 312344141 is about 17673.2606216284. The cubic root of 312344141 is about 678.4915676769.

Adding to 312344141 its reverse (141443213), we get a palindrome (453787354).

The spelling of 312344141 in words is "three hundred twelve million, three hundred forty-four thousand, one hundred forty-one".