54462581 has 2 divisors, whose sum is σ = 54462582. Its totient is φ = 54462580.

The previous prime is 54462523. The next prime is 54462587. The reversal of 54462581 is 18526445.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 38019556 + 16443025 = 6166^2 + 4055^2 .

It is a cyclic number.

It is not a de Polignac number, because 54462581 - 2⁶ = 54462517 is a prime.

It is a super-2 number, since 2×54462581² = 5932345458363122, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54462587) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27231290 + 27231291.

It is an arithmetic number, because the mean of its divisors is an integer number (27231291).

Almost surely, 2^54462581 is an apocalyptic number.

It is an amenable number.

54462581 is a deficient number, since it is larger than the sum of its proper divisors (1).

54462581 is an equidigital number, since it uses as much as digits as its factorization.

54462581 is an evil number, because the sum of its binary digits is even.

The product of its digits is 38400, while the sum is 35.

The square root of 54462581 is about 7379.8767604886. The cubic root of 54462581 is about 379.0525357471.

The spelling of 54462581 in words is "fifty-four million, four hundred sixty-two thousand, five hundred eighty-one".