11031403255 has 8 divisors (see below), whose sum is σ = 13322001312. Its totient is φ = 8768911008.

The previous prime is 11031403247. The next prime is 11031403291. The reversal of 11031403255 is 55230413011.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 11031403255 - 2³ = 11031403247 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 7025587 + ... + 7027156.

It is an arithmetic number, because the mean of its divisors is an integer number (1665250164).

Almost surely, 2^11031403255 is an apocalyptic number.

11031403255 is a deficient number, since it is larger than the sum of its proper divisors (2290598057).

11031403255 is a wasteful number, since it uses less digits than its factorization.

11031403255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14052905.

The product of its (nonzero) digits is 1800, while the sum is 25.

Adding to 11031403255 its reverse (55230413011), we get a palindrome (66261816266).

The spelling of 11031403255 in words is "eleven billion, thirty-one million, four hundred three thousand, two hundred fifty-five".