2521223041 has 2 divisors, whose sum is σ = 2521223042. Its totient is φ = 2521223040.

The previous prime is 2521223027. The next prime is 2521223053. The reversal of 2521223041 is 1403221252.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2121063025 + 400160016 = 46055^2 + 20004^2 .

It is a cyclic number.

It is not a de Polignac number, because 2521223041 - 2⁵ = 2521223009 is a prime.

It is not a weakly prime, because it can be changed into another prime (2521229041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1260611520 + 1260611521.

It is an arithmetic number, because the mean of its divisors is an integer number (1260611521).

Almost surely, 2^2521223041 is an apocalyptic number.

It is an amenable number.

2521223041 is a deficient number, since it is larger than the sum of its proper divisors (1).

2521223041 is an equidigital number, since it uses as much as digits as its factorization.

2521223041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 2521223041 is about 50211.7818942925. The cubic root of 2521223041 is about 1361.0385379453.

Adding to 2521223041 its reverse (1403221252), we get a palindrome (3924444293).

The spelling of 2521223041 in words is "two billion, five hundred twenty-one million, two hundred twenty-three thousand, forty-one".