54243667 has 2 divisors, whose sum is σ = 54243668. Its totient is φ = 54243666.

The previous prime is 54243649. The next prime is 54243677. The reversal of 54243667 is 76634245.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 54243667 - 2¹⁵ = 54210899 is a prime.

It is not a weakly prime, because it can be changed into another prime (54243677) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27121833 + 27121834.

It is an arithmetic number, because the mean of its divisors is an integer number (27121834).

Almost surely, 2^54243667 is an apocalyptic number.

54243667 is a deficient number, since it is larger than the sum of its proper divisors (1).

54243667 is an equidigital number, since it uses as much as digits as its factorization.

54243667 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 120960, while the sum is 37.

The square root of 54243667 is about 7365.0300067277. The cubic root of 54243667 is about 378.5439826922.

The spelling of 54243667 in words is "fifty-four million, two hundred forty-three thousand, six hundred sixty-seven".