11532113601 has 4 divisors (see below), whose sum is σ = 15376151472. Its totient is φ = 7688075732.

The previous prime is 11532113599. The next prime is 11532113611. The reversal of 11532113601 is 10631123511.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 10631123511 = 3 ⋅3543707837.

It is a cyclic number.

It is not a de Polignac number, because 11532113601 - 2¹ = 11532113599 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11532113611) 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, 1922018931 + ... + 1922018936.

It is an arithmetic number, because the mean of its divisors is an integer number (3844037868).

Almost surely, 2^11532113601 is an apocalyptic number.

It is an amenable number.

11532113601 is a deficient number, since it is larger than the sum of its proper divisors (3844037871).

11532113601 is an equidigital number, since it uses as much as digits as its factorization.

11532113601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3844037870.

The product of its (nonzero) digits is 540, while the sum is 24.

The spelling of 11532113601 in words is "eleven billion, five hundred thirty-two million, one hundred thirteen thousand, six hundred one".