54805369 has 2 divisors, whose sum is σ = 54805370. Its totient is φ = 54805368.

The previous prime is 54805363. The next prime is 54805379. The reversal of 54805369 is 96350845.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 54760000 + 45369 = 7400^2 + 213^2 .

It is a cyclic number.

It is not a de Polignac number, because 54805369 - 2⁹ = 54804857 is a prime.

It is a super-2 number, since 2×54805369² = 6007256942452322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (54805363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27402684 + 27402685.

It is an arithmetic number, because the mean of its divisors is an integer number (27402685).

Almost surely, 2^54805369 is an apocalyptic number.

It is an amenable number.

54805369 is a deficient number, since it is larger than the sum of its proper divisors (1).

54805369 is an equidigital number, since it uses as much as digits as its factorization.

54805369 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 129600, while the sum is 40.

The square root of 54805369 is about 7403.0648382950. The cubic root of 54805369 is about 379.8461265277.

The spelling of 54805369 in words is "fifty-four million, eight hundred five thousand, three hundred sixty-nine".