1241231415445 has 16 divisors (see below), whose sum is σ = 1703169158400. Its totient is φ = 850675647744.

The previous prime is 1241231415433. The next prime is 1241231415469. The reversal of 1241231415445 is 5445141321421.

It is a cyclic number.

It is not a de Polignac number, because 1241231415445 - 2¹³ = 1241231407253 is a prime.

It is a congruent number.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 9401545 + ... + 9532654.

It is an arithmetic number, because the mean of its divisors is an integer number (106448072400).

Almost surely, 2^{1241231415445} is an apocalyptic number.

It is an amenable number.

1241231415445 is a deficient number, since it is larger than the sum of its proper divisors (461937742955).

1241231415445 is a wasteful number, since it uses less digits than its factorization.

1241231415445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18936084.

The product of its digits is 76800, while the sum is 37.

Adding to 1241231415445 its reverse (5445141321421), we get a palindrome (6686372736866).

The spelling of 1241231415445 in words is "one trillion, two hundred forty-one billion, two hundred thirty-one million, four hundred fifteen thousand, four hundred forty-five".