248126915 has 4 divisors (see below), whose sum is σ = 297752304. Its totient is φ = 198501528.

The previous prime is 248126911. The next prime is 248126981. The reversal of 248126915 is 519621842.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 248126915 - 2² = 248126911 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (248126911) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24812687 + ... + 24812696.

It is an arithmetic number, because the mean of its divisors is an integer number (74438076).

Almost surely, 2^248126915 is an apocalyptic number.

248126915 is a deficient number, since it is larger than the sum of its proper divisors (49625389).

248126915 is an equidigital number, since it uses as much as digits as its factorization.

248126915 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49625388.

The product of its digits is 34560, while the sum is 38.

The square root of 248126915 is about 15752.0447878998. The cubic root of 248126915 is about 628.3832864822.

The spelling of 248126915 in words is "two hundred forty-eight million, one hundred twenty-six thousand, nine hundred fifteen".