2009083457 has 2 divisors, whose sum is σ = 2009083458. Its totient is φ = 2009083456.

The previous prime is 2009083451. The next prime is 2009083463. The reversal of 2009083457 is 7543809002.

It is a balanced prime because it is at equal distance from previous prime (2009083451) and next prime (2009083463).

It can be written as a sum of positive squares in only one way, i.e., 1232290816 + 776792641 = 35104^2 + 27871^2 .

It is a cyclic number.

It is not a de Polignac number, because 2009083457 - 2⁶ = 2009083393 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2009083457.

It is not a weakly prime, because it can be changed into another prime (2009083451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1004541728 + 1004541729.

It is an arithmetic number, because the mean of its divisors is an integer number (1004541729).

Almost surely, 2^2009083457 is an apocalyptic number.

It is an amenable number.

2009083457 is a deficient number, since it is larger than the sum of its proper divisors (1).

2009083457 is an equidigital number, since it uses as much as digits as its factorization.

2009083457 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 60480, while the sum is 38.

The square root of 2009083457 is about 44822.8006376219. The cubic root of 2009083457 is about 1261.8255759649.

The spelling of 2009083457 in words is "two billion, nine million, eighty-three thousand, four hundred fifty-seven".