674324543 has 2 divisors, whose sum is σ = 674324544. Its totient is φ = 674324542.

The previous prime is 674324537. The next prime is 674324551. The reversal of 674324543 is 345423476.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 674324543 - 2²² = 670130239 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 674324497 and 674324506.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (674324513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 337162271 + 337162272.

It is an arithmetic number, because the mean of its divisors is an integer number (337162272).

Almost surely, 2^674324543 is an apocalyptic number.

674324543 is a deficient number, since it is larger than the sum of its proper divisors (1).

674324543 is an equidigital number, since it uses as much as digits as its factorization.

674324543 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 241920, while the sum is 38.

The square root of 674324543 is about 25967.7596838849. The cubic root of 674324543 is about 876.9126240696.

The spelling of 674324543 in words is "six hundred seventy-four million, three hundred twenty-four thousand, five hundred forty-three".