11291554053 has 12 divisors (see below), whose sum is σ = 17564639820. Its totient is φ = 6948648576.

The previous prime is 11291554033. The next prime is 11291554073. The reversal of 11291554053 is 35045519211.

It is a happy number.

11291554053 is a `hidden beast` number, since 1 + 12 + 91 + 554 + 0 + 5 + 3 = 666.

It is an interprime number because it is at equal distance from previous prime (11291554033) and next prime (11291554073).

It can be written as a sum of positive squares in 2 ways, for example, as 1746654849 + 9544899204 = 41793^2 + 97698^2 .

It is a de Polignac number, because none of the positive numbers 2^k-11291554053 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11291553999 and 11291554017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11291554033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 48254388 + ... + 48254621.

It is an arithmetic number, because the mean of its divisors is an integer number (1463719985).

Almost surely, 2^11291554053 is an apocalyptic number.

11291554053 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

11291554053 is a deficient number, since it is larger than the sum of its proper divisors (6273085767).

11291554053 is a wasteful number, since it uses less digits than its factorization.

11291554053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96509028 (or 96509025 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 36.

The spelling of 11291554053 in words is "eleven billion, two hundred ninety-one million, five hundred fifty-four thousand, fifty-three".