54021151 has 4 divisors (see below), whose sum is σ = 55040472. Its totient is φ = 53001832.

The previous prime is 54021091. The next prime is 54021157. The reversal of 54021151 is 15112045.

54021151 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 54021151 - 2¹¹ = 54019103 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54021157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 509581 + ... + 509686.

It is an arithmetic number, because the mean of its divisors is an integer number (13760118).

Almost surely, 2^54021151 is an apocalyptic number.

54021151 is a deficient number, since it is larger than the sum of its proper divisors (1019321).

54021151 is a wasteful number, since it uses less digits than its factorization.

54021151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1019320.

The product of its (nonzero) digits is 200, while the sum is 19.

The square root of 54021151 is about 7349.9082307196. The cubic root of 54021151 is about 378.0256577677.

Adding to 54021151 its reverse (15112045), we get a palindrome (69133196).

The spelling of 54021151 in words is "fifty-four million, twenty-one thousand, one hundred fifty-one".