54856699 has 2 divisors, whose sum is σ = 54856700. Its totient is φ = 54856698.

The previous prime is 54856687. The next prime is 54856717. The reversal of 54856699 is 99665845.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 54856699 - 2⁹ = 54856187 is a prime.

It is not a weakly prime, because it can be changed into another prime (54856649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27428349 + 27428350.

It is an arithmetic number, because the mean of its divisors is an integer number (27428350).

Almost surely, 2^54856699 is an apocalyptic number.

54856699 is a deficient number, since it is larger than the sum of its proper divisors (1).

54856699 is an equidigital number, since it uses as much as digits as its factorization.

54856699 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2332800, while the sum is 52.

The square root of 54856699 is about 7406.5308343380. The cubic root of 54856699 is about 379.9646758485.

It can be divided in two parts, 54856 and 699, that added together give a palindrome (55555).

The spelling of 54856699 in words is "fifty-four million, eight hundred fifty-six thousand, six hundred ninety-nine".