11130234345 has 48 divisors (see below), whose sum is σ = 19441373952. Its totient is φ = 5890475520.

The previous prime is 11130234343. The next prime is 11130234391. The reversal of 11130234345 is 54343203111.

It is a happy number.

11130234345 is a `hidden beast` number, since 1 + 11 + 302 + 3 + 4 + 345 = 666.

It is not a de Polignac number, because 11130234345 - 2¹ = 11130234343 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11130234341) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3327744 + ... + 3331086.

It is an arithmetic number, because the mean of its divisors is an integer number (405028624).

Almost surely, 2^11130234345 is an apocalyptic number.

11130234345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11130234345 is a deficient number, since it is larger than the sum of its proper divisors (8311139607).

11130234345 is a wasteful number, since it uses less digits than its factorization.

11130234345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3902 (or 3899 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

Adding to 11130234345 its reverse (54343203111), we get a palindrome (65473437456).

The spelling of 11130234345 in words is "eleven billion, one hundred thirty million, two hundred thirty-four thousand, three hundred forty-five".