11345445 has 48 divisors (see below), whose sum is σ = 20621952. Its totient is φ = 5765760.

The previous prime is 11345429. The next prime is 11345447. The reversal of 11345445 is 54454311.

It is a happy number.

11345445 is a `hidden beast` number, since 113 + 4 + 544 + 5 = 666.

11345445 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11345445 - 2⁴ = 11345429 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11345447) 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, 159760 + ... + 159830.

It is an arithmetic number, because the mean of its divisors is an integer number (429624).

Almost surely, 2^11345445 is an apocalyptic number.

11345445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11345445 is a deficient number, since it is larger than the sum of its proper divisors (9276507).

11345445 is a wasteful number, since it uses less digits than its factorization.

11345445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202 (or 199 counting only the distinct ones).

The product of its digits is 4800, while the sum is 27.

The square root of 11345445 is about 3368.3000163287. The cubic root of 11345445 is about 224.7021243374.

Adding to 11345445 its reverse (54454311), we get a palindrome (65799756).

The spelling of 11345445 in words is "eleven million, three hundred forty-five thousand, four hundred forty-five".