4545820823 has 2 divisors, whose sum is σ = 4545820824. Its totient is φ = 4545820822.

The previous prime is 4545820787. The next prime is 4545820837. The reversal of 4545820823 is 3280285454.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4545820823 - 2¹⁰ = 4545819799 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4545820843) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2272910411 + 2272910412.

It is an arithmetic number, because the mean of its divisors is an integer number (2272910412).

Almost surely, 2^4545820823 is an apocalyptic number.

4545820823 is a deficient number, since it is larger than the sum of its proper divisors (1).

4545820823 is an equidigital number, since it uses as much as digits as its factorization.

4545820823 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 307200, while the sum is 41.

The square root of 4545820823 is about 67422.7025785825. The cubic root of 4545820823 is about 1656.5483054424.

The spelling of 4545820823 in words is "four billion, five hundred forty-five million, eight hundred twenty thousand, eight hundred twenty-three".