11532351043 has 4 divisors (see below), whose sum is σ = 11727814680. Its totient is φ = 11336887408.

The previous prime is 11532350969. The next prime is 11532351059. The reversal of 11532351043 is 34015323511.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 11532351043 - 2¹³ = 11532342851 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11532351343) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 97731730 + ... + 97731847.

It is an arithmetic number, because the mean of its divisors is an integer number (2931953670).

Almost surely, 2^11532351043 is an apocalyptic number.

11532351043 is a deficient number, since it is larger than the sum of its proper divisors (195463637).

11532351043 is an equidigital number, since it uses as much as digits as its factorization.

11532351043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195463636.

The product of its (nonzero) digits is 5400, while the sum is 28.

Adding to 11532351043 its reverse (34015323511), we get a palindrome (45547674554).

The spelling of 11532351043 in words is "eleven billion, five hundred thirty-two million, three hundred fifty-one thousand, forty-three".