511430099 has 2 divisors, whose sum is σ = 511430100. Its totient is φ = 511430098.

The previous prime is 511430083. The next prime is 511430119. The reversal of 511430099 is 990034115.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 511430099 - 2⁴ = 511430083 is a prime.

It is not a weakly prime, because it can be changed into another prime (511430009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 255715049 + 255715050.

It is an arithmetic number, because the mean of its divisors is an integer number (255715050).

Almost surely, 2^511430099 is an apocalyptic number.

511430099 is a deficient number, since it is larger than the sum of its proper divisors (1).

511430099 is an equidigital number, since it uses as much as digits as its factorization.

511430099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4860, while the sum is 32.

The square root of 511430099 is about 22614.8203397683. The cubic root of 511430099 is about 799.7030663642.

The spelling of 511430099 in words is "five hundred eleven million, four hundred thirty thousand, ninety-nine".