312414481 has 2 divisors, whose sum is σ = 312414482. Its totient is φ = 312414480.

The previous prime is 312414449. The next prime is 312414503. The reversal of 312414481 is 184414213.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 186076881 + 126337600 = 13641^2 + 11240^2 .

It is a cyclic number.

It is not a de Polignac number, because 312414481 - 2⁵ = 312414449 is a prime.

It is a super-2 number, since 2×312414481² = 195205615876998722, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (312414581) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156207240 + 156207241.

It is an arithmetic number, because the mean of its divisors is an integer number (156207241).

Almost surely, 2^312414481 is an apocalyptic number.

It is an amenable number.

312414481 is a deficient number, since it is larger than the sum of its proper divisors (1).

312414481 is an equidigital number, since it uses as much as digits as its factorization.

312414481 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3072, while the sum is 28.

The square root of 312414481 is about 17675.2505215626. The cubic root of 312414481 is about 678.5424960264.

Adding to 312414481 its reverse (184414213), we get a palindrome (496828694).

The spelling of 312414481 in words is "three hundred twelve million, four hundred fourteen thousand, four hundred eighty-one".