1241041545 has 12 divisors (see below), whose sum is σ = 2151138756. Its totient is φ = 661888800.

The previous prime is 1241041493. The next prime is 1241041559. The reversal of 1241041545 is 5451401421.

1241041545 is a `hidden beast` number, since 1 + 241 + 0 + 415 + 4 + 5 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 528632064 + 712409481 = 22992^2 + 26691^2 .

It is not a de Polignac number, because 1241041545 - 2⁹ = 1241041033 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13789306 + ... + 13789395.

It is an arithmetic number, because the mean of its divisors is an integer number (179261563).

Almost surely, 2^1241041545 is an apocalyptic number.

1241041545 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1241041545 is a deficient number, since it is larger than the sum of its proper divisors (910097211).

1241041545 is a wasteful number, since it uses less digits than its factorization.

1241041545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27578712 (or 27578709 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 27.

The square root of 1241041545 is about 35228.4195643233. The cubic root of 1241041545 is about 1074.6377853050.

Adding to 1241041545 its reverse (5451401421), we get a palindrome (6692442966).

The spelling of 1241041545 in words is "one billion, two hundred forty-one million, forty-one thousand, five hundred forty-five".