514431347 has 2 divisors, whose sum is σ = 514431348. Its totient is φ = 514431346.

The previous prime is 514431343. The next prime is 514431349. The reversal of 514431347 is 743134415.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 514431347 - 2² = 514431343 is a prime.

It is a super-2 number, since 2×514431347² = 529279221552468818, which contains 22 as substring.

Together with 514431349, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (514431343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 257215673 + 257215674.

It is an arithmetic number, because the mean of its divisors is an integer number (257215674).

Almost surely, 2^514431347 is an apocalyptic number.

514431347 is a deficient number, since it is larger than the sum of its proper divisors (1).

514431347 is an equidigital number, since it uses as much as digits as its factorization.

514431347 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20160, while the sum is 32.

The square root of 514431347 is about 22681.0790528140. The cubic root of 514431347 is about 801.2643273553.

The spelling of 514431347 in words is "five hundred fourteen million, four hundred thirty-one thousand, three hundred forty-seven".