11403351401255 has 32 divisors (see below), whose sum is σ = 15043804170048. Its totient is φ = 8229078860800.

The previous prime is 11403351401237. The next prime is 11403351401263. The reversal of 11403351401255 is 55210415330411.

It is a happy number.

It is not a de Polignac number, because 11403351401255 - 2²⁰ = 11403350352679 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 (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16333025 + ... + 17016885.

It is an arithmetic number, because the mean of its divisors is an integer number (470118880314).

Almost surely, 2^{11403351401255} is an apocalyptic number.

11403351401255 is a deficient number, since it is larger than the sum of its proper divisors (3640452768793).

11403351401255 is a wasteful number, since it uses less digits than its factorization.

11403351401255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 686227.

The product of its (nonzero) digits is 36000, while the sum is 35.

Adding to 11403351401255 its reverse (55210415330411), we get a palindrome (66613766731666).

The spelling of 11403351401255 in words is "eleven trillion, four hundred three billion, three hundred fifty-one million, four hundred one thousand, two hundred fifty-five".