999357113 has 2 divisors, whose sum is σ = 999357114. Its totient is φ = 999357112.

The previous prime is 999357097. The next prime is 999357119. The reversal of 999357113 is 311753999.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 753118249 + 246238864 = 27443^2 + 15692^2 .

It is a cyclic number.

It is not a de Polignac number, because 999357113 - 2⁴ = 999357097 is a prime.

It is not a weakly prime, because it can be changed into another prime (999357119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 499678556 + 499678557.

It is an arithmetic number, because the mean of its divisors is an integer number (499678557).

Almost surely, 2^999357113 is an apocalyptic number.

It is an amenable number.

999357113 is a deficient number, since it is larger than the sum of its proper divisors (1).

999357113 is an equidigital number, since it uses as much as digits as its factorization.

999357113 is an evil number, because the sum of its binary digits is even.

The product of its digits is 229635, while the sum is 47.

The square root of 999357113 is about 31612.6100314416. The cubic root of 999357113 is about 999.7856583943.

The spelling of 999357113 in words is "nine hundred ninety-nine million, three hundred fifty-seven thousand, one hundred thirteen".