11451545211 has 8 divisors (see below), whose sum is σ = 15326784000. Its totient is φ = 7605334952.

The previous prime is 11451545167. The next prime is 11451545239. The reversal of 11451545211 is 11254515411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11451545211 - 2¹⁴ = 11451528827 is a prime.

It is a super-2 number, since 2×11451545211² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11451545291) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7256211 + ... + 7257788.

It is an arithmetic number, because the mean of its divisors is an integer number (1915848000).

Almost surely, 2^11451545211 is an apocalyptic number.

11451545211 is a deficient number, since it is larger than the sum of its proper divisors (3875238789).

11451545211 is a wasteful number, since it uses less digits than its factorization.

11451545211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14514265.

The product of its digits is 4000, while the sum is 30.

The spelling of 11451545211 in words is "eleven billion, four hundred fifty-one million, five hundred forty-five thousand, two hundred eleven".