11034540321 has 16 divisors (see below), whose sum is σ = 16816779264. Its totient is φ = 6304611024.

The previous prime is 11034540317. The next prime is 11034540323. The reversal of 11034540321 is 12304543011.

It is a happy number.

It is not a de Polignac number, because 11034540321 - 2² = 11034540317 is a prime.

It is a super-2 number, since 2×11034540321² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11034540291 and 11034540300.

It is not an unprimeable number, because it can be changed into a prime (11034540323) 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, 148650 + ... + 210156.

It is an arithmetic number, because the mean of its divisors is an integer number (1051048704).

Almost surely, 2^11034540321 is an apocalyptic number.

It is an amenable number.

11034540321 is a deficient number, since it is larger than the sum of its proper divisors (5782238943).

11034540321 is an equidigital number, since it uses as much as digits as its factorization.

11034540321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70060.

The product of its (nonzero) digits is 1440, while the sum is 24.

The spelling of 11034540321 in words is "eleven billion, thirty-four million, five hundred forty thousand, three hundred twenty-one".