1245424051413 has 10 divisors (see below), whose sum is σ = 1860448274454. Its totient is φ = 830282700888.

The previous prime is 1245424051397. The next prime is 1245424051427. The reversal of 1245424051413 is 3141504245421.

1245424051413 is a `hidden beast` number, since 1 + 24 + 542 + 4 + 0 + 51 + 41 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1244190777489 + 1233273924 = 1115433^2 + 35118^2 .

It is not a de Polignac number, because 1245424051413 - 2⁴ = 1245424051397 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1245424051013) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 7687802706 + ... + 7687802867.

Almost surely, 2^{1245424051413} is an apocalyptic number.

It is an amenable number.

1245424051413 is a deficient number, since it is larger than the sum of its proper divisors (615024223041).

1245424051413 is an equidigital number, since it uses as much as digits as its factorization.

1245424051413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15375605585 (or 15375605576 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 36.

Adding to 1245424051413 its reverse (3141504245421), we get a palindrome (4386928296834).

The spelling of 1245424051413 in words is "one trillion, two hundred forty-five billion, four hundred twenty-four million, fifty-one thousand, four hundred thirteen".