545212113 has 8 divisors (see below), whose sum is σ = 740665728. Its totient is φ = 356616624.

The previous prime is 545212091. The next prime is 545212121. The reversal of 545212113 is 311212545.

It is a happy number.

545212113 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 545212113 - 2¹³ = 545203921 is a prime.

It is not an unprimeable number, because it can be changed into a prime (545212183) 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, 1714345 + ... + 1714662.

It is an arithmetic number, because the mean of its divisors is an integer number (92583216).

Almost surely, 2^545212113 is an apocalyptic number.

545212113 is a gapful number since it is divisible by the number (53) formed by its first and last digit.

It is an amenable number.

545212113 is a deficient number, since it is larger than the sum of its proper divisors (195453615).

545212113 is a wasteful number, since it uses less digits than its factorization.

545212113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3429063.

The product of its digits is 1200, while the sum is 24.

The square root of 545212113 is about 23349.7775792404. Note that the first 3 decimals coincide. The cubic root of 545212113 is about 816.9368729837.

Adding to 545212113 its reverse (311212545), we get a palindrome (856424658).

The spelling of 545212113 in words is "five hundred forty-five million, two hundred twelve thousand, one hundred thirteen".