1240134315425 has 12 divisors (see below), whose sum is σ = 1575273053676. Its totient is φ = 967909708800.

The previous prime is 1240134315419. The next prime is 1240134315437. The reversal of 1240134315425 is 5245134310421.

It can be written as a sum of positive squares in 6 ways, for example, as 3338990656 + 1236795324769 = 57784^2 + 1112113^2 .

It is not a de Polignac number, because 1240134315425 - 2⁶ = 1240134315361 is a prime.

It is a Duffinian number.

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, 604942544 + ... + 604944593.

It is an arithmetic number, because the mean of its divisors is an integer number (131272754473).

Almost surely, 2^{1240134315425} is an apocalyptic number.

It is an amenable number.

1240134315425 is a deficient number, since it is larger than the sum of its proper divisors (335138738251).

1240134315425 is a wasteful number, since it uses less digits than its factorization.

1240134315425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1209887188 (or 1209887183 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 35.

Adding to 1240134315425 its reverse (5245134310421), we get a palindrome (6485268625846).

The spelling of 1240134315425 in words is "one trillion, two hundred forty billion, one hundred thirty-four million, three hundred fifteen thousand, four hundred twenty-five".