11101054545 has 48 divisors (see below), whose sum is σ = 22025053440. Its totient is φ = 5066831232.

The previous prime is 11101054543. The next prime is 11101054567. The reversal of 11101054545 is 54545010111.

11101054545 is a `hidden beast` number, since 1 + 1 + 10 + 105 + 4 + 545 = 666.

It is not a de Polignac number, because 11101054545 - 2¹ = 11101054543 is a prime.

It is a super-2 number, since 2×11101054545² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11101054541) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 176571 + ... + 231039.

It is an arithmetic number, because the mean of its divisors is an integer number (458855280).

Almost surely, 2^11101054545 is an apocalyptic number.

11101054545 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11101054545 is a deficient number, since it is larger than the sum of its proper divisors (10923998895).

11101054545 is a wasteful number, since it uses less digits than its factorization.

11101054545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55134 (or 55131 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 27.

Adding to 11101054545 its reverse (54545010111), we get a palindrome (65646064656).

The spelling of 11101054545 in words is "eleven billion, one hundred one million, fifty-four thousand, five hundred forty-five".