248379611 has 2 divisors, whose sum is σ = 248379612. Its totient is φ = 248379610.

The previous prime is 248379589. The next prime is 248379623. The reversal of 248379611 is 116973842.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-248379611 is a prime.

It is a super-2 number, since 2×248379611² = 123384862321022642, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is equal to p_13595477 and since 248379611 and 13595477 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (248379641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 124189805 + 124189806.

It is an arithmetic number, because the mean of its divisors is an integer number (124189806).

Almost surely, 2^248379611 is an apocalyptic number.

248379611 is a deficient number, since it is larger than the sum of its proper divisors (1).

248379611 is an equidigital number, since it uses as much as digits as its factorization.

248379611 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 72576, while the sum is 41.

The square root of 248379611 is about 15760.0638006323. The cubic root of 248379611 is about 628.5965322840.

The spelling of 248379611 in words is "two hundred forty-eight million, three hundred seventy-nine thousand, six hundred eleven".