426545701 has 2 divisors, whose sum is σ = 426545702. Its totient is φ = 426545700.

The previous prime is 426545689. The next prime is 426545719. The reversal of 426545701 is 107545624.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 426422500 + 123201 = 20650^2 + 351^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-426545701 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (426545101) 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, 213272850 + 213272851.

It is an arithmetic number, because the mean of its divisors is an integer number (213272851).

Almost surely, 2^426545701 is an apocalyptic number.

It is an amenable number.

426545701 is a deficient number, since it is larger than the sum of its proper divisors (1).

426545701 is an equidigital number, since it uses as much as digits as its factorization.

426545701 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 33600, while the sum is 34.

The square root of 426545701 is about 20652.9828596259. The cubic root of 426545701 is about 752.7576707236.

The spelling of 426545701 in words is "four hundred twenty-six million, five hundred forty-five thousand, seven hundred one".