40545211 has 4 divisors (see below), whose sum is σ = 46337392. Its totient is φ = 34753032.

The previous prime is 40545203. The next prime is 40545217. The reversal of 40545211 is 11254504.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 40545211 - 2³ = 40545203 is a prime.

It is a Duffinian number.

It is a plaindrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (40545217) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2896080 + ... + 2896093.

It is an arithmetic number, because the mean of its divisors is an integer number (11584348).

Almost surely, 2^40545211 is an apocalyptic number.

40545211 is a deficient number, since it is larger than the sum of its proper divisors (5792181).

40545211 is an equidigital number, since it uses as much as digits as its factorization.

40545211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5792180.

The product of its (nonzero) digits is 800, while the sum is 22.

The square root of 40545211 is about 6367.5121515392. The cubic root of 40545211 is about 343.5420120985.

Adding to 40545211 its reverse (11254504), we get a palindrome (51799715).

The spelling of 40545211 in words is "forty million, five hundred forty-five thousand, two hundred eleven".