11052551404145 has 4 divisors (see below), whose sum is σ = 13263061684980. Its totient is φ = 8842041123312.

The previous prime is 11052551404123. The next prime is 11052551404151. The reversal of 11052551404145 is 54140415525011.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 6464250315121 + 4588301089024 = 2542489^2 + 2142032^2 .

It is a cyclic number.

It is not a de Polignac number, because 11052551404145 - 2¹⁰ = 11052551403121 is a prime.

It is a super-2 number, since 2×11052551404145² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11052551404099 and 11052551404108.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1105255140410 + ... + 1105255140419.

It is an arithmetic number, because the mean of its divisors is an integer number (3315765421245).

Almost surely, 2^{11052551404145} is an apocalyptic number.

It is an amenable number.

11052551404145 is a deficient number, since it is larger than the sum of its proper divisors (2210510280835).

11052551404145 is an equidigital number, since it uses as much as digits as its factorization.

11052551404145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2210510280834.

The product of its (nonzero) digits is 80000, while the sum is 38.

Adding to 11052551404145 its reverse (54140415525011), we get a palindrome (65192966929156).

The spelling of 11052551404145 in words is "eleven trillion, fifty-two billion, five hundred fifty-one million, four hundred four thousand, one hundred forty-five".