499900957 has 2 divisors, whose sum is σ = 499900958. Its totient is φ = 499900956.

The previous prime is 499900943. The next prime is 499900979. The reversal of 499900957 is 759009994.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 453306681 + 46594276 = 21291^2 + 6826^2 .

It is a cyclic number.

It is not a de Polignac number, because 499900957 - 2¹⁵ = 499868189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (499900937) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 249950478 + 249950479.

It is an arithmetic number, because the mean of its divisors is an integer number (249950479).

Almost surely, 2^499900957 is an apocalyptic number.

It is an amenable number.

499900957 is a deficient number, since it is larger than the sum of its proper divisors (1).

499900957 is an equidigital number, since it uses as much as digits as its factorization.

499900957 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 918540, while the sum is 52.

The square root of 499900957 is about 22358.4649965064. The cubic root of 499900957 is about 793.6481155359.

The spelling of 499900957 in words is "four hundred ninety-nine million, nine hundred thousand, nine hundred fifty-seven".