1241015505 has 8 divisors (see below), whose sum is σ = 1985624832. Its totient is φ = 661874928.

The previous prime is 1241015471. The next prime is 1241015507. The reversal of 1241015505 is 5055101421.

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

It is not a de Polignac number, because 1241015505 - 2¹⁵ = 1240982737 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1241015507) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41367169 + ... + 41367198.

It is an arithmetic number, because the mean of its divisors is an integer number (248203104).

Almost surely, 2^1241015505 is an apocalyptic number.

1241015505 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1241015505 is a deficient number, since it is larger than the sum of its proper divisors (744609327).

1241015505 is an equidigital number, since it uses as much as digits as its factorization.

1241015505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82734375.

The product of its (nonzero) digits is 1000, while the sum is 24.

The square root of 1241015505 is about 35228.0499744167. The cubic root of 1241015505 is about 1074.6302691011.

Adding to 1241015505 its reverse (5055101421), we get a palindrome (6296116926).

The spelling of 1241015505 in words is "one billion, two hundred forty-one million, fifteen thousand, five hundred five".