11401240413 has 4 divisors (see below), whose sum is σ = 15201653888. Its totient is φ = 7600826940.

The previous prime is 11401240381. The next prime is 11401240423. The reversal of 11401240413 is 31404210411.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 11401240413 - 2⁵ = 11401240381 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11401240413.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11401240423) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 1900206733 + ... + 1900206738.

It is an arithmetic number, because the mean of its divisors is an integer number (3800413472).

Almost surely, 2^11401240413 is an apocalyptic number.

It is an amenable number.

11401240413 is a deficient number, since it is larger than the sum of its proper divisors (3800413475).

11401240413 is an equidigital number, since it uses as much as digits as its factorization.

11401240413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3800413474.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 11401240413 its reverse (31404210411), we get a palindrome (42805450824).

The spelling of 11401240413 in words is "eleven billion, four hundred one million, two hundred forty thousand, four hundred thirteen".