11352041561 has 16 divisors (see below), whose sum is σ = 13433696640. Its totient is φ = 9385998720.

The previous prime is 11352041531. The next prime is 11352041609. The reversal of 11352041561 is 16514025311.

It is not a de Polignac number, because 11352041561 - 2²² = 11347847257 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is not an unprimeable number, because it can be changed into a prime (11352041531) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 195845 + ... + 247101.

It is an arithmetic number, because the mean of its divisors is an integer number (839606040).

Almost surely, 2^11352041561 is an apocalyptic number.

It is an amenable number.

11352041561 is a deficient number, since it is larger than the sum of its proper divisors (2081655079).

11352041561 is a wasteful number, since it uses less digits than its factorization.

11352041561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52384.

The product of its (nonzero) digits is 3600, while the sum is 29.

Adding to 11352041561 its reverse (16514025311), we get a palindrome (27866066872).

The spelling of 11352041561 in words is "eleven billion, three hundred fifty-two million, forty-one thousand, five hundred sixty-one".