11534111245 has 8 divisors (see below), whose sum is σ = 13842499320. Its totient is φ = 9226245120.

The previous prime is 11534111243. The next prime is 11534111287. The reversal of 11534111245 is 54211143511.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 4076361 + 11530034884 = 2019^2 + 107378^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11534111245 - 2¹ = 11534111243 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11534111243) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 80100 + ... + 171709.

It is an arithmetic number, because the mean of its divisors is an integer number (1730312415).

Almost surely, 2^11534111245 is an apocalyptic number.

It is an amenable number.

11534111245 is a deficient number, since it is larger than the sum of its proper divisors (2308388075).

11534111245 is an equidigital number, since it uses as much as digits as its factorization.

11534111245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260975.

The product of its digits is 2400, while the sum is 28.

Adding to 11534111245 its reverse (54211143511), we get a palindrome (65745254756).

The spelling of 11534111245 in words is "eleven billion, five hundred thirty-four million, one hundred eleven thousand, two hundred forty-five".