426140653 has 2 divisors, whose sum is σ = 426140654. Its totient is φ = 426140652.

The previous prime is 426140647. The next prime is 426140669. The reversal of 426140653 is 356041624.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 357134404 + 69006249 = 18898^2 + 8307^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-426140653 is a prime.

It is a super-2 number, since 2×426140653² = 363191712278532818, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (426110653) 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, 213070326 + 213070327.

It is an arithmetic number, because the mean of its divisors is an integer number (213070327).

Almost surely, 2^426140653 is an apocalyptic number.

It is an amenable number.

426140653 is a deficient number, since it is larger than the sum of its proper divisors (1).

426140653 is an equidigital number, since it uses as much as digits as its factorization.

426140653 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17280, while the sum is 31.

The square root of 426140653 is about 20643.1744894045. The cubic root of 426140653 is about 752.5193222486.

The spelling of 426140653 in words is "four hundred twenty-six million, one hundred forty thousand, six hundred fifty-three".