54678361 has 2 divisors, whose sum is σ = 54678362. Its totient is φ = 54678360.

The previous prime is 54678347. The next prime is 54678367. The reversal of 54678361 is 16387645.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 46498761 + 8179600 = 6819^2 + 2860^2 .

It is a cyclic number.

It is not a de Polignac number, because 54678361 - 2⁹ = 54677849 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (54678367) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27339180 + 27339181.

It is an arithmetic number, because the mean of its divisors is an integer number (27339181).

Almost surely, 2^54678361 is an apocalyptic number.

It is an amenable number.

54678361 is a deficient number, since it is larger than the sum of its proper divisors (1).

54678361 is an equidigital number, since it uses as much as digits as its factorization.

54678361 is an evil number, because the sum of its binary digits is even.

The product of its digits is 120960, while the sum is 40.

The square root of 54678361 is about 7394.4817938785. The cubic root of 54678361 is about 379.5524763929.

The spelling of 54678361 in words is "fifty-four million, six hundred seventy-eight thousand, three hundred sixty-one".