2501020289 has 2 divisors, whose sum is σ = 2501020290. Its totient is φ = 2501020288.

The previous prime is 2501020273. The next prime is 2501020303. The reversal of 2501020289 is 9820201052.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1600000000 + 901020289 = 40000^2 + 30017^2 .

It is a cyclic number.

It is not a de Polignac number, because 2501020289 - 2⁴ = 2501020273 is a prime.

It is not a weakly prime, because it can be changed into another prime (2501020589) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1250510144 + 1250510145.

It is an arithmetic number, because the mean of its divisors is an integer number (1250510145).

Almost surely, 2^2501020289 is an apocalyptic number.

It is an amenable number.

2501020289 is a deficient number, since it is larger than the sum of its proper divisors (1).

2501020289 is an equidigital number, since it uses as much as digits as its factorization.

2501020289 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2880, while the sum is 29.

The square root of 2501020289 is about 50010.2018492227. The cubic root of 2501020289 is about 1357.3934158817.

The spelling of 2501020289 in words is "two billion, five hundred one million, twenty thousand, two hundred eighty-nine".