4210241261 has 2 divisors, whose sum is σ = 4210241262. Its totient is φ = 4210241260.

The previous prime is 4210241219. The next prime is 4210241281. The reversal of 4210241261 is 1621420124.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3731988100 + 478253161 = 61090^2 + 21869^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4210241261 is a prime.

It is a super-2 number, since 2×4210241261² = 35452262951653740242, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4210241281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2105120630 + 2105120631.

It is an arithmetic number, because the mean of its divisors is an integer number (2105120631).

Almost surely, 2^4210241261 is an apocalyptic number.

It is an amenable number.

4210241261 is a deficient number, since it is larger than the sum of its proper divisors (1).

4210241261 is an equidigital number, since it uses as much as digits as its factorization.

4210241261 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 768, while the sum is 23.

The square root of 4210241261 is about 64886.3719204580. The cubic root of 4210241261 is about 1614.7389739389.

Adding to 4210241261 its reverse (1621420124), we get a palindrome (5831661385).

The spelling of 4210241261 in words is "four billion, two hundred ten million, two hundred forty-one thousand, two hundred sixty-one".