54011211 has 4 divisors (see below), whose sum is σ = 72014952. Its totient is φ = 36007472.

The previous prime is 54011189. The next prime is 54011213. The reversal of 54011211 is 11211045.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-54011211 is a prime.

It is not an unprimeable number, because it can be changed into a prime (54011213) 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, 9001866 + ... + 9001871.

It is an arithmetic number, because the mean of its divisors is an integer number (18003738).

Almost surely, 2^54011211 is an apocalyptic number.

54011211 is a deficient number, since it is larger than the sum of its proper divisors (18003741).

54011211 is a wasteful number, since it uses less digits than its factorization.

54011211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18003740.

The product of its (nonzero) digits is 40, while the sum is 15.

The square root of 54011211 is about 7349.2320006923. The cubic root of 54011211 is about 378.0024705194.

Adding to 54011211 its reverse (11211045), we get a palindrome (65222256).

The spelling of 54011211 in words is "fifty-four million, eleven thousand, two hundred eleven".