11103272655 has 16 divisors (see below), whose sum is σ = 18537638400. Its totient is φ = 5664278048.

The previous prime is 11103272641. The next prime is 11103272669. The reversal of 11103272655 is 55627230111.

It is an interprime number because it is at equal distance from previous prime (11103272641) and next prime (11103272669).

It is a cyclic number.

It is not a de Polignac number, because 11103272655 - 2⁴ = 11103272639 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16091355 + ... + 16092044.

It is an arithmetic number, because the mean of its divisors is an integer number (1158602400).

Almost surely, 2^11103272655 is an apocalyptic number.

11103272655 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11103272655 is a deficient number, since it is larger than the sum of its proper divisors (7434365745).

11103272655 is a wasteful number, since it uses less digits than its factorization.

11103272655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32183430.

The product of its (nonzero) digits is 12600, while the sum is 33.

The spelling of 11103272655 in words is "eleven billion, one hundred three million, two hundred seventy-two thousand, six hundred fifty-five".