11111242413 has 16 divisors (see below), whose sum is σ = 15442500800. Its totient is φ = 7099716096.

The previous prime is 11111242393. The next prime is 11111242421. The reversal of 11111242413 is 31424211111.

It is not a de Polignac number, because 11111242413 - 2⁹ = 11111241901 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 11111242413.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11111242463) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 739588 + ... + 754461.

It is an arithmetic number, because the mean of its divisors is an integer number (965156300).

Almost surely, 2^11111242413 is an apocalyptic number.

It is an amenable number.

11111242413 is a deficient number, since it is larger than the sum of its proper divisors (4331258387).

11111242413 is a wasteful number, since it uses less digits than its factorization.

11111242413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1494156.

The product of its digits is 192, while the sum is 21.

Adding to 11111242413 its reverse (31424211111), we get a palindrome (42535453524).

The spelling of 11111242413 in words is "eleven billion, one hundred eleven million, two hundred forty-two thousand, four hundred thirteen".