11506467043 has 4 divisors (see below), whose sum is σ = 11579756800. Its totient is φ = 11433177288.

The previous prime is 11506467029. The next prime is 11506467047. The reversal of 11506467043 is 34076460511.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 34076460511 = 3559 ⋅9574729.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11506467043 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11506466993 and 11506467011.

It is not an unprimeable number, because it can be changed into a prime (11506467047) 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, 36644643 + ... + 36644956.

It is an arithmetic number, because the mean of its divisors is an integer number (2894939200).

Almost surely, 2^11506467043 is an apocalyptic number.

11506467043 is a deficient number, since it is larger than the sum of its proper divisors (73289757).

11506467043 is an equidigital number, since it uses as much as digits as its factorization.

11506467043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73289756.

The product of its (nonzero) digits is 60480, while the sum is 37.

The spelling of 11506467043 in words is "eleven billion, five hundred six million, four hundred sixty-seven thousand, forty-three".