247329041 has 2 divisors, whose sum is σ = 247329042. Its totient is φ = 247329040.

The previous prime is 247329011. The next prime is 247329113. The reversal of 247329041 is 140923742.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 224250625 + 23078416 = 14975^2 + 4804^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-247329041 is a prime.

It is a super-2 number, since 2×247329041² = 122343309043959362, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 247328989 and 247329007.

It is not a weakly prime, because it can be changed into another prime (247329001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 123664520 + 123664521.

It is an arithmetic number, because the mean of its divisors is an integer number (123664521).

Almost surely, 2^247329041 is an apocalyptic number.

It is an amenable number.

247329041 is a deficient number, since it is larger than the sum of its proper divisors (1).

247329041 is an equidigital number, since it uses as much as digits as its factorization.

247329041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12096, while the sum is 32.

The square root of 247329041 is about 15726.6983502578. The cubic root of 247329041 is about 627.7090226027.

The spelling of 247329041 in words is "two hundred forty-seven million, three hundred twenty-nine thousand, forty-one".