2524801261 has 2 divisors, whose sum is σ = 2524801262. Its totient is φ = 2524801260.

The previous prime is 2524801259. The next prime is 2524801273. The reversal of 2524801261 is 1621084252.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2201017225 + 323784036 = 46915^2 + 17994^2 .

It is a cyclic number.

It is not a de Polignac number, because 2524801261 - 2¹ = 2524801259 is a prime.

Together with 2524801259, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2524801561) 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, 1262400630 + 1262400631.

It is an arithmetic number, because the mean of its divisors is an integer number (1262400631).

Almost surely, 2^2524801261 is an apocalyptic number.

It is an amenable number.

2524801261 is a deficient number, since it is larger than the sum of its proper divisors (1).

2524801261 is an equidigital number, since it uses as much as digits as its factorization.

2524801261 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7680, while the sum is 31.

The square root of 2524801261 is about 50247.4005397294. The cubic root of 2524801261 is about 1361.6821135841.

The spelling of 2524801261 in words is "two billion, five hundred twenty-four million, eight hundred one thousand, two hundred sixty-one".