54633421 has 2 divisors, whose sum is σ = 54633422. Its totient is φ = 54633420.

The previous prime is 54633401. The next prime is 54633431. The reversal of 54633421 is 12433645.

54633421 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 54597321 + 36100 = 7389^2 + 190^2 .

It is a cyclic number.

It is not a de Polignac number, because 54633421 - 2⁵ = 54633389 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 54633421.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54633401) 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 as a sum of consecutive naturals, namely, 27316710 + 27316711.

It is an arithmetic number, because the mean of its divisors is an integer number (27316711).

Almost surely, 2^54633421 is an apocalyptic number.

It is an amenable number.

54633421 is a deficient number, since it is larger than the sum of its proper divisors (1).

54633421 is an equidigital number, since it uses as much as digits as its factorization.

54633421 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8640, while the sum is 28.

The square root of 54633421 is about 7391.4424167411. The cubic root of 54633421 is about 379.4484635003.

The spelling of 54633421 in words is "fifty-four million, six hundred thirty-three thousand, four hundred twenty-one".