11130345 has 32 divisors (see below), whose sum is σ = 20476800. Its totient is φ = 5729472.

The previous prime is 11130337. The next prime is 11130347. The reversal of 11130345 is 54303111.

It is not a de Polignac number, because 11130345 - 2³ = 11130337 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11130347) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2494 + ... + 5336.

It is an arithmetic number, because the mean of its divisors is an integer number (639900).

Almost surely, 2^11130345 is an apocalyptic number.

11130345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11130345 is a deficient number, since it is larger than the sum of its proper divisors (9346455).

11130345 is a wasteful number, since it uses less digits than its factorization.

11130345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2886 (or 2880 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 18.

The square root of 11130345 is about 3336.2171691903. The cubic root of 11130345 is about 223.2730004597.

Adding to 11130345 its reverse (54303111), we get a palindrome (65433456).

The spelling of 11130345 in words is "eleven million, one hundred thirty thousand, three hundred forty-five".