999613411 has 2 divisors, whose sum is σ = 999613412. Its totient is φ = 999613410.

The previous prime is 999613399. The next prime is 999613429. The reversal of 999613411 is 114316999.

It is a weak prime.

It is an emirp because it is prime and its reverse (114316999) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 999613411 - 2¹⁷ = 999482339 is a prime.

It is not a weakly prime, because it can be changed into another prime (999613451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 499806705 + 499806706.

It is an arithmetic number, because the mean of its divisors is an integer number (499806706).

Almost surely, 2^999613411 is an apocalyptic number.

999613411 is a deficient number, since it is larger than the sum of its proper divisors (1).

999613411 is an equidigital number, since it uses as much as digits as its factorization.

999613411 is an evil number, because the sum of its binary digits is even.

The product of its digits is 52488, while the sum is 43.

The square root of 999613411 is about 31616.6635020206. The cubic root of 999613411 is about 999.8711203908.

The spelling of 999613411 in words is "nine hundred ninety-nine million, six hundred thirteen thousand, four hundred eleven".