999240301 has 2 divisors, whose sum is σ = 999240302. Its totient is φ = 999240300.

The previous prime is 999240283. The next prime is 999240317. The reversal of 999240301 is 103042999.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 881496100 + 117744201 = 29690^2 + 10851^2 .

It is an emirp because it is prime and its reverse (103042999) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 999240301 - 2⁹ = 999239789 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (999240601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 499620150 + 499620151.

It is an arithmetic number, because the mean of its divisors is an integer number (499620151).

Almost surely, 2^999240301 is an apocalyptic number.

It is an amenable number.

999240301 is a deficient number, since it is larger than the sum of its proper divisors (1).

999240301 is an equidigital number, since it uses as much as digits as its factorization.

999240301 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17496, while the sum is 37.

The square root of 999240301 is about 31610.7624235797. The cubic root of 999240301 is about 999.7467028460.

The spelling of 999240301 in words is "nine hundred ninety-nine million, two hundred forty thousand, three hundred one".