2521037741 has 2 divisors, whose sum is σ = 2521037742. Its totient is φ = 2521037740.

The previous prime is 2521037693. The next prime is 2521037759. The reversal of 2521037741 is 1477301252.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1766436841 + 754600900 = 42029^2 + 27470^2 .

It is a cyclic number.

It is not a de Polignac number, because 2521037741 - 2¹⁴ = 2521021357 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2521037698 and 2521037707.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2521037791) 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, 1260518870 + 1260518871.

It is an arithmetic number, because the mean of its divisors is an integer number (1260518871).

Almost surely, 2^2521037741 is an apocalyptic number.

It is an amenable number.

2521037741 is a deficient number, since it is larger than the sum of its proper divisors (1).

2521037741 is an equidigital number, since it uses as much as digits as its factorization.

2521037741 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11760, while the sum is 32.

The square root of 2521037741 is about 50209.9366759210. The cubic root of 2521037741 is about 1361.0051934645.

Adding to 2521037741 its reverse (1477301252), we get a palindrome (3998338993).

The spelling of 2521037741 in words is "two billion, five hundred twenty-one million, thirty-seven thousand, seven hundred forty-one".