11401053555 has 32 divisors (see below), whose sum is σ = 18321899328. Its totient is φ = 6053888000.

The previous prime is 11401053541. The next prime is 11401053577. The reversal of 11401053555 is 55535010411.

It is not a de Polignac number, because 11401053555 - 2⁵ = 11401053523 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3854137 + ... + 3857093.

It is an arithmetic number, because the mean of its divisors is an integer number (572559354).

Almost surely, 2^11401053555 is an apocalyptic number.

11401053555 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11401053555 is a deficient number, since it is larger than the sum of its proper divisors (6920845773).

11401053555 is a wasteful number, since it uses less digits than its factorization.

11401053555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4007.

The product of its (nonzero) digits is 7500, while the sum is 30.

Adding to 11401053555 its reverse (55535010411), we get a palindrome (66936063966).

The spelling of 11401053555 in words is "eleven billion, four hundred one million, fifty-three thousand, five hundred fifty-five".