54275261 has 2 divisors, whose sum is σ = 54275262. Its totient is φ = 54275260.

The previous prime is 54275231. The next prime is 54275303. The reversal of 54275261 is 16257245.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 48916036 + 5359225 = 6994^2 + 2315^2 .

It is a cyclic number.

It is not a de Polignac number, because 54275261 - 2²² = 50080957 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54275201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27137630 + 27137631.

It is an arithmetic number, because the mean of its divisors is an integer number (27137631).

Almost surely, 2^54275261 is an apocalyptic number.

It is an amenable number.

54275261 is a deficient number, since it is larger than the sum of its proper divisors (1).

54275261 is an equidigital number, since it uses as much as digits as its factorization.

54275261 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 16800, while the sum is 32.

The square root of 54275261 is about 7367.1745601689. The cubic root of 54275261 is about 378.6174622216.

The spelling of 54275261 in words is "fifty-four million, two hundred seventy-five thousand, two hundred sixty-one".