4521838499 has 2 divisors, whose sum is σ = 4521838500. Its totient is φ = 4521838498.

The previous prime is 4521838403. The next prime is 4521838501. The reversal of 4521838499 is 9948381254.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4521838499 is a prime.

It is a super-2 number, since 2×4521838499² = 40894046822077146002, which contains 22 as substring.

Together with 4521838501, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4521838499.

It is not a weakly prime, because it can be changed into another prime (4521838199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2260919249 + 2260919250.

It is an arithmetic number, because the mean of its divisors is an integer number (2260919250).

Almost surely, 2^4521838499 is an apocalyptic number.

4521838499 is a deficient number, since it is larger than the sum of its proper divisors (1).

4521838499 is an equidigital number, since it uses as much as digits as its factorization.

4521838499 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2488320, while the sum is 53.

The square root of 4521838499 is about 67244.6168774869. The cubic root of 4521838499 is about 1653.6300244424.

The spelling of 4521838499 in words is "four billion, five hundred twenty-one million, eight hundred thirty-eight thousand, four hundred ninety-nine".