11345854311 has 72 divisors (see below), whose sum is σ = 18672093440. Its totient is φ = 6629182560.

The previous prime is 11345854297. The next prime is 11345854327.

11345854311 is a `hidden beast` number, since 1 + 1 + 34 + 585 + 43 + 1 + 1 = 666.

11345854311 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 11345854311 - 2⁵ = 11345854279 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11345854211) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 3697800 + ... + 3700866.

Almost surely, 2^11345854311 is an apocalyptic number.

11345854311 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11345854311 is a deficient number, since it is larger than the sum of its proper divisors (7326239129).

11345854311 is a wasteful number, since it uses less digits than its factorization.

11345854311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3217 (or 3203 counting only the distinct ones).

The product of its digits is 28800, while the sum is 36.

The spelling of 11345854311 in words is "eleven billion, three hundred forty-five million, eight hundred fifty-four thousand, three hundred eleven".