54616409 has 2 divisors, whose sum is σ = 54616410. Its totient is φ = 54616408.

The previous prime is 54616391. The next prime is 54616423. The reversal of 54616409 is 90461645.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 36638809 + 17977600 = 6053^2 + 4240^2 .

It is a cyclic number.

It is not a de Polignac number, because 54616409 - 2⁸ = 54616153 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (54616439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27308204 + 27308205.

It is an arithmetic number, because the mean of its divisors is an integer number (27308205).

Almost surely, 2^54616409 is an apocalyptic number.

It is an amenable number.

54616409 is a deficient number, since it is larger than the sum of its proper divisors (1).

54616409 is an equidigital number, since it uses as much as digits as its factorization.

54616409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 54616409 is about 7390.2915368746. The cubic root of 54616409 is about 379.4090746227.

The spelling of 54616409 in words is "fifty-four million, six hundred sixteen thousand, four hundred nine".