54412021493 has 2 divisors, whose sum is σ = 54412021494. Its totient is φ = 54412021492.

The previous prime is 54412021427. The next prime is 54412021511. The reversal of 54412021493 is 39412021445.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 53434020964 + 978000529 = 231158^2 + 31273^2 .

It is a cyclic number.

It is not a de Polignac number, because 54412021493 - 2³⁰ = 53338279669 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54412021423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27206010746 + 27206010747.

It is an arithmetic number, because the mean of its divisors is an integer number (27206010747).

Almost surely, 2^54412021493 is an apocalyptic number.

It is an amenable number.

54412021493 is a deficient number, since it is larger than the sum of its proper divisors (1).

54412021493 is an equidigital number, since it uses as much as digits as its factorization.

54412021493 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34560, while the sum is 35.

The spelling of 54412021493 in words is "fifty-four billion, four hundred twelve million, twenty-one thousand, four hundred ninety-three".