11540604223 has 6 divisors (see below), whose sum is σ = 12064186064. Its totient is φ = 11038838316.

The previous prime is 11540604217. The next prime is 11540604263. The reversal of 11540604223 is 32240604511.

It is not a de Polignac number, because 11540604223 - 2¹³ = 11540596031 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11540604191 and 11540604200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11540604263) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10907415 + ... + 10908472.

Almost surely, 2^11540604223 is an apocalyptic number.

11540604223 is a deficient number, since it is larger than the sum of its proper divisors (523581841).

11540604223 is an equidigital number, since it uses as much as digits as its factorization.

11540604223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21815933 (or 21815910 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

The spelling of 11540604223 in words is "eleven billion, five hundred forty million, six hundred four thousand, two hundred twenty-three".