11345132145105 has 48 divisors (see below), whose sum is σ = 21531774700800. Its totient is φ = 5480372390400.

The previous prime is 11345132145071. The next prime is 11345132145163. The reversal of 11345132145105 is 50154123154311.

11345132145105 is a `hidden beast` number, since 1 + 1 + 3 + 4 + 5 + 132 + 1 + 4 + 510 + 5 = 666.

It is not a de Polignac number, because 11345132145105 - 2⁸ = 11345132144849 is a prime.

It is a super-2 number, since 2×11345132145105² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11345132145105.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 42152680 + ... + 42420969.

It is an arithmetic number, because the mean of its divisors is an integer number (448578639600).

Almost surely, 2^{11345132145105} is an apocalyptic number.

11345132145105 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11345132145105 is a deficient number, since it is larger than the sum of its proper divisors (10186642555695).

11345132145105 is a wasteful number, since it uses less digits than its factorization.

11345132145105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84573942 (or 84573939 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 36.

Adding to 11345132145105 its reverse (50154123154311), we get a palindrome (61499255299416).

The spelling of 11345132145105 in words is "eleven trillion, three hundred forty-five billion, one hundred thirty-two million, one hundred forty-five thousand, one hundred five".