4626521113 has 2 divisors, whose sum is σ = 4626521114. Its totient is φ = 4626521112.

The previous prime is 4626521111. The next prime is 4626521171. The reversal of 4626521113 is 3111256264.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4543838464 + 82682649 = 67408^2 + 9093^2 .

It is a cyclic number.

It is not a de Polignac number, because 4626521113 - 2¹ = 4626521111 is a prime.

Together with 4626521111, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (4626521111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2313260556 + 2313260557.

It is an arithmetic number, because the mean of its divisors is an integer number (2313260557).

Almost surely, 2^4626521113 is an apocalyptic number.

It is an amenable number.

4626521113 is a deficient number, since it is larger than the sum of its proper divisors (1).

4626521113 is an equidigital number, since it uses as much as digits as its factorization.

4626521113 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8640, while the sum is 31.

The square root of 4626521113 is about 68018.5350694941. The cubic root of 4626521113 is about 1666.2935611527.

Adding to 4626521113 its reverse (3111256264), we get a palindrome (7737777377).

The spelling of 4626521113 in words is "four billion, six hundred twenty-six million, five hundred twenty-one thousand, one hundred thirteen".