11145210434225 has 24 divisors (see below), whose sum is σ = 16092362076480. Its totient is φ = 7498233213120.

The previous prime is 11145210434179. The next prime is 11145210434263. The reversal of 11145210434225 is 52243401254111.

It is a de Polignac number, because none of the positive numbers 2^k-11145210434225 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 600810695 + ... + 600829244.

It is an arithmetic number, because the mean of its divisors is an integer number (670515086520).

Almost surely, 2^{11145210434225} is an apocalyptic number.

It is an amenable number.

11145210434225 is a deficient number, since it is larger than the sum of its proper divisors (4947151642255).

11145210434225 is a wasteful number, since it uses less digits than its factorization.

11145210434225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1201640009 (or 1201640004 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 35.

Adding to 11145210434225 its reverse (52243401254111), we get a palindrome (63388611688336).

The spelling of 11145210434225 in words is "eleven trillion, one hundred forty-five billion, two hundred ten million, four hundred thirty-four thousand, two hundred twenty-five".