2500247941 has 2 divisors, whose sum is σ = 2500247942. Its totient is φ = 2500247940.

The previous prime is 2500247899. The next prime is 2500247999. The reversal of 2500247941 is 1497420052.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1685430916 + 814817025 = 41054^2 + 28545^2 .

It is a cyclic number.

It is not a de Polignac number, because 2500247941 - 2¹⁵ = 2500215173 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2500247897 and 2500247906.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2500245941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1250123970 + 1250123971.

It is an arithmetic number, because the mean of its divisors is an integer number (1250123971).

Almost surely, 2^2500247941 is an apocalyptic number.

It is an amenable number.

2500247941 is a deficient number, since it is larger than the sum of its proper divisors (1).

2500247941 is an equidigital number, since it uses as much as digits as its factorization.

2500247941 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20160, while the sum is 34.

The square root of 2500247941 is about 50002.4793485283. The cubic root of 2500247941 is about 1357.2536745088.

Adding to 2500247941 its reverse (1497420052), we get a palindrome (3997667993).

The spelling of 2500247941 in words is "two billion, five hundred million, two hundred forty-seven thousand, nine hundred forty-one".