11523343435 has 12 divisors (see below), whose sum is σ = 13972095648. Its totient is φ = 9123599616.

The previous prime is 11523343417. The next prime is 11523343439. The reversal of 11523343435 is 53434332511.

It is not a de Polignac number, because 11523343435 - 2²³ = 11514954827 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11523343435.

It is not an unprimeable number, because it can be changed into a prime (11523343439) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 75427 + ... + 169516.

It is an arithmetic number, because the mean of its divisors is an integer number (1164341304).

Almost surely, 2^11523343435 is an apocalyptic number.

11523343435 is a deficient number, since it is larger than the sum of its proper divisors (2448752213).

11523343435 is an frugal number, since it uses more digits than its factorization.

11523343435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245142 (or 245045 counting only the distinct ones).

The product of its digits is 64800, while the sum is 34.

Adding to 11523343435 its reverse (53434332511), we get a palindrome (64957675946).

The spelling of 11523343435 in words is "eleven billion, five hundred twenty-three million, three hundred forty-three thousand, four hundred thirty-five".