612271343 has 2 divisors, whose sum is σ = 612271344. Its totient is φ = 612271342.

The previous prime is 612271321. The next prime is 612271381. The reversal of 612271343 is 343172216.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 612271343 - 2⁶ = 612271279 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (612271313) 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, 306135671 + 306135672.

It is an arithmetic number, because the mean of its divisors is an integer number (306135672).

Almost surely, 2^612271343 is an apocalyptic number.

612271343 is a deficient number, since it is larger than the sum of its proper divisors (1).

612271343 is an equidigital number, since it uses as much as digits as its factorization.

612271343 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6048, while the sum is 29.

The square root of 612271343 is about 24744.1173412995. The cubic root of 612271343 is about 849.1439330372.

The spelling of 612271343 in words is "six hundred twelve million, two hundred seventy-one thousand, three hundred forty-three".