499051061 has 2 divisors, whose sum is σ = 499051062. Its totient is φ = 499051060.

The previous prime is 499051043. The next prime is 499051067. The reversal of 499051061 is 160150994.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 465480625 + 33570436 = 21575^2 + 5794^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-499051061 is a prime.

It is a super-2 number, since 2×499051061² = 498103922970451442, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (499051067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 249525530 + 249525531.

It is an arithmetic number, because the mean of its divisors is an integer number (249525531).

Almost surely, 2^499051061 is an apocalyptic number.

It is an amenable number.

499051061 is a deficient number, since it is larger than the sum of its proper divisors (1).

499051061 is an equidigital number, since it uses as much as digits as its factorization.

499051061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9720, while the sum is 35.

The square root of 499051061 is about 22339.4507765970. The cubic root of 499051061 is about 793.1980924084.

The spelling of 499051061 in words is "four hundred ninety-nine million, fifty-one thousand, sixty-one".