247601323 has 2 divisors, whose sum is σ = 247601324. Its totient is φ = 247601322.

The previous prime is 247601297. The next prime is 247601339. The reversal of 247601323 is 323106742.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 247601323 - 2¹³ = 247593131 is a prime.

It is a super-2 number, since 2×247601323² = 122612830302700658, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 247601291 and 247601300.

It is not a weakly prime, because it can be changed into another prime (247601363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 123800661 + 123800662.

It is an arithmetic number, because the mean of its divisors is an integer number (123800662).

Almost surely, 2^247601323 is an apocalyptic number.

247601323 is a deficient number, since it is larger than the sum of its proper divisors (1).

247601323 is an equidigital number, since it uses as much as digits as its factorization.

247601323 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6048, while the sum is 28.

The square root of 247601323 is about 15735.3526493689. The cubic root of 247601323 is about 627.9392842636.

The spelling of 247601323 in words is "two hundred forty-seven million, six hundred one thousand, three hundred twenty-three".