1245424441311 has 24 divisors (see below), whose sum is σ = 1809655786224. Its totient is φ = 825352554240.

The previous prime is 1245424441309. The next prime is 1245424441337. The reversal of 1245424441311 is 1131444245421.

1245424441311 is a `hidden beast` number, since 1 + 2 + 4 + 542 + 44 + 41 + 31 + 1 = 666.

It is not a de Polignac number, because 1245424441311 - 2¹ = 1245424441309 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1245424441111) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 692700 + ... + 1723566.

It is an arithmetic number, because the mean of its divisors is an integer number (75402324426).

Almost surely, 2^{1245424441311} is an apocalyptic number.

1245424441311 is a deficient number, since it is larger than the sum of its proper divisors (564231344913).

1245424441311 is a wasteful number, since it uses less digits than its factorization.

1245424441311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1031671 (or 1031668 counting only the distinct ones).

The product of its digits is 61440, while the sum is 36.

Adding to 1245424441311 its reverse (1131444245421), we get a palindrome (2376868686732).

The spelling of 1245424441311 in words is "one trillion, two hundred forty-five billion, four hundred twenty-four million, four hundred forty-one thousand, three hundred eleven".