425001653 has 2 divisors, whose sum is σ = 425001654. Its totient is φ = 425001652.

The previous prime is 425001631. The next prime is 425001677. The reversal of 425001653 is 356100524.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 371448529 + 53553124 = 19273^2 + 7318^2 .

It is a cyclic number.

It is not a de Polignac number, because 425001653 - 2¹² = 424997557 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (425004653) 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, 212500826 + 212500827.

It is an arithmetic number, because the mean of its divisors is an integer number (212500827).

Almost surely, 2^425001653 is an apocalyptic number.

It is an amenable number.

425001653 is a deficient number, since it is larger than the sum of its proper divisors (1).

425001653 is an equidigital number, since it uses as much as digits as its factorization.

425001653 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 425001653 is about 20615.5682191881. The cubic root of 425001653 is about 751.8482728491.

The spelling of 425001653 in words is "four hundred twenty-five million, one thousand, six hundred fifty-three".