2481560251 has 2 divisors, whose sum is σ = 2481560252. Its totient is φ = 2481560250.

The previous prime is 2481560231. The next prime is 2481560297. The reversal of 2481560251 is 1520651842.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2481560251 - 2¹⁷ = 2481429179 is a prime.

It is not a weakly prime, because it can be changed into another prime (2481560201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1240780125 + 1240780126.

It is an arithmetic number, because the mean of its divisors is an integer number (1240780126).

Almost surely, 2^2481560251 is an apocalyptic number.

2481560251 is a deficient number, since it is larger than the sum of its proper divisors (1).

2481560251 is an equidigital number, since it uses as much as digits as its factorization.

2481560251 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 19200, while the sum is 34.

The square root of 2481560251 is about 49815.2612258533. The cubic root of 2481560251 is about 1353.8636917169.

The spelling of 2481560251 in words is "two billion, four hundred eighty-one million, five hundred sixty thousand, two hundred fifty-one".