999235241 has 2 divisors, whose sum is σ = 999235242. Its totient is φ = 999235240.

The previous prime is 999235217. The next prime is 999235261. The reversal of 999235241 is 142532999.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 979690000 + 19545241 = 31300^2 + 4421^2 .

It is a cyclic number.

It is not a de Polignac number, because 999235241 - 2⁶ = 999235177 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 999235192 and 999235201.

It is not a weakly prime, because it can be changed into another prime (999235261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 499617620 + 499617621.

It is an arithmetic number, because the mean of its divisors is an integer number (499617621).

Almost surely, 2^999235241 is an apocalyptic number.

It is an amenable number.

999235241 is a deficient number, since it is larger than the sum of its proper divisors (1).

999235241 is an equidigital number, since it uses as much as digits as its factorization.

999235241 is an evil number, because the sum of its binary digits is even.

The product of its digits is 174960, while the sum is 44.

The square root of 999235241 is about 31610.6823874462. The cubic root of 999235241 is about 999.7450153217.

The spelling of 999235241 in words is "nine hundred ninety-nine million, two hundred thirty-five thousand, two hundred forty-one".