2499005273 has 2 divisors, whose sum is σ = 2499005274. Its totient is φ = 2499005272.

The previous prime is 2499005237. The next prime is 2499005281. The reversal of 2499005273 is 3725009942.

Together with previous prime (2499005237) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1383244864 + 1115760409 = 37192^2 + 33403^2 .

It is a cyclic number.

It is not a de Polignac number, because 2499005273 - 2¹⁸ = 2498743129 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2499005273.

It is not a weakly prime, because it can be changed into another prime (2499005213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1249502636 + 1249502637.

It is an arithmetic number, because the mean of its divisors is an integer number (1249502637).

Almost surely, 2^2499005273 is an apocalyptic number.

It is an amenable number.

2499005273 is a deficient number, since it is larger than the sum of its proper divisors (1).

2499005273 is an equidigital number, since it uses as much as digits as its factorization.

2499005273 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 136080, while the sum is 41.

The square root of 2499005273 is about 49990.0517403213. The cubic root of 2499005273 is about 1357.0287774516.

The spelling of 2499005273 in words is "two billion, four hundred ninety-nine million, five thousand, two hundred seventy-three".