1248265115 has 8 divisors (see below), whose sum is σ = 1538402640. Its totient is φ = 971622432.

The previous prime is 1248265079. The next prime is 1248265121. The reversal of 1248265115 is 5115628421.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1248265115 - 2¹⁸ = 1248002971 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3373505 + ... + 3373874.

It is an arithmetic number, because the mean of its divisors is an integer number (192300330).

Almost surely, 2^1248265115 is an apocalyptic number.

1248265115 is a deficient number, since it is larger than the sum of its proper divisors (290137525).

1248265115 is an equidigital number, since it uses as much as digits as its factorization.

1248265115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6747421.

The product of its digits is 19200, while the sum is 35.

The square root of 1248265115 is about 35330.7955613796. The cubic root of 1248265115 is about 1076.7187547553.

The spelling of 1248265115 in words is "one billion, two hundred forty-eight million, two hundred sixty-five thousand, one hundred fifteen".