846425543 has 2 divisors, whose sum is σ = 846425544. Its totient is φ = 846425542.

The previous prime is 846425527. The next prime is 846425609. The reversal of 846425543 is 345524648.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 846425543 - 2⁴ = 846425527 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 846425543.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (846425143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 423212771 + 423212772.

It is an arithmetic number, because the mean of its divisors is an integer number (423212772).

Almost surely, 2^846425543 is an apocalyptic number.

846425543 is a deficient number, since it is larger than the sum of its proper divisors (1).

846425543 is an equidigital number, since it uses as much as digits as its factorization.

846425543 is an evil number, because the sum of its binary digits is even.

The product of its digits is 460800, while the sum is 41.

The square root of 846425543 is about 29093.3934596843. The cubic root of 846425543 is about 945.9385403324.

The spelling of 846425543 in words is "eight hundred forty-six million, four hundred twenty-five thousand, five hundred forty-three".