11402103423 has 4 divisors (see below), whose sum is σ = 15202804568. Its totient is φ = 7601402280.

The previous prime is 11402103331. The next prime is 11402103463. The reversal of 11402103423 is 32430120411.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 11402103423 - 2¹³ = 11402095231 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 11402103423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11402103463) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1900350568 + ... + 1900350573.

It is an arithmetic number, because the mean of its divisors is an integer number (3800701142).

Almost surely, 2^11402103423 is an apocalyptic number.

11402103423 is a deficient number, since it is larger than the sum of its proper divisors (3800701145).

11402103423 is an equidigital number, since it uses as much as digits as its factorization.

11402103423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3800701144.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 11402103423 its reverse (32430120411), we get a palindrome (43832223834).

The spelling of 11402103423 in words is "eleven billion, four hundred two million, one hundred three thousand, four hundred twenty-three".