11403442142 has 8 divisors (see below), whose sum is σ = 17135121432. Its totient is φ = 5691735000.

The previous prime is 11403442129. The next prime is 11403442153. The reversal of 11403442142 is 24124430411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4991609 + ... + 4993892.

It is an arithmetic number, because the mean of its divisors is an integer number (2141890179).

Almost surely, 2^11403442142 is an apocalyptic number.

11403442142 is a deficient number, since it is larger than the sum of its proper divisors (5731679290).

11403442142 is an equidigital number, since it uses as much as digits as its factorization.

11403442142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9986074.

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 11403442142 its reverse (24124430411), we get a palindrome (35527872553).

The spelling of 11403442142 in words is "eleven billion, four hundred three million, four hundred forty-two thousand, one hundred forty-two".