499637353 has 2 divisors, whose sum is σ = 499637354. Its totient is φ = 499637352.

The previous prime is 499637351. The next prime is 499637393. The reversal of 499637353 is 353736994.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 376049664 + 123587689 = 19392^2 + 11117^2 .

It is a cyclic number.

It is not a de Polignac number, because 499637353 - 2¹ = 499637351 is a prime.

Together with 499637351, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 499637297 and 499637306.

It is not a weakly prime, because it can be changed into another prime (499637351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 249818676 + 249818677.

It is an arithmetic number, because the mean of its divisors is an integer number (249818677).

Almost surely, 2^499637353 is an apocalyptic number.

It is an amenable number.

499637353 is a deficient number, since it is larger than the sum of its proper divisors (1).

499637353 is an equidigital number, since it uses as much as digits as its factorization.

499637353 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1837080, while the sum is 49.

The square root of 499637353 is about 22352.5692706677. The cubic root of 499637353 is about 793.5085908304.

The spelling of 499637353 in words is "four hundred ninety-nine million, six hundred thirty-seven thousand, three hundred fifty-three".