54058421 has 2 divisors, whose sum is σ = 54058422. Its totient is φ = 54058420.

The previous prime is 54058379. The next prime is 54058447. The reversal of 54058421 is 12485045.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 36300625 + 17757796 = 6025^2 + 4214^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-54058421 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54058321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27029210 + 27029211.

It is an arithmetic number, because the mean of its divisors is an integer number (27029211).

Almost surely, 2^54058421 is an apocalyptic number.

It is an amenable number.

54058421 is a deficient number, since it is larger than the sum of its proper divisors (1).

54058421 is an equidigital number, since it uses as much as digits as its factorization.

54058421 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6400, while the sum is 29.

The square root of 54058421 is about 7352.4431993726. The cubic root of 54058421 is about 378.1125729677.

The spelling of 54058421 in words is "fifty-four million, fifty-eight thousand, four hundred twenty-one".