499140311 has 2 divisors, whose sum is σ = 499140312. Its totient is φ = 499140310.

The previous prime is 499140263. The next prime is 499140371. The reversal of 499140311 is 113041994.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-499140311 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (499140371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 249570155 + 249570156.

It is an arithmetic number, because the mean of its divisors is an integer number (249570156).

Almost surely, 2^499140311 is an apocalyptic number.

499140311 is a deficient number, since it is larger than the sum of its proper divisors (1).

499140311 is an equidigital number, since it uses as much as digits as its factorization.

499140311 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3888, while the sum is 32.

The square root of 499140311 is about 22341.4482744517. The cubic root of 499140311 is about 793.2453746176.

The spelling of 499140311 in words is "four hundred ninety-nine million, one hundred forty thousand, three hundred eleven".