11545053311 has 8 divisors (see below), whose sum is σ = 13335462864. Its totient is φ = 9878120320.

The previous prime is 11545053307. The next prime is 11545053329. The reversal of 11545053311 is 11335054511.

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 11545053311 - 2² = 11545053307 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11545053301) 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, 30868940 + ... + 30869313.

It is an arithmetic number, because the mean of its divisors is an integer number (1666932858).

Almost surely, 2^11545053311 is an apocalyptic number.

11545053311 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11545053311 is a deficient number, since it is larger than the sum of its proper divisors (1790409553).

11545053311 is a wasteful number, since it uses less digits than its factorization.

11545053311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61738281.

The product of its (nonzero) digits is 4500, while the sum is 29.

The spelling of 11545053311 in words is "eleven billion, five hundred forty-five million, fifty-three thousand, three hundred eleven".