45424189 has 2 divisors, whose sum is σ = 45424190. Its totient is φ = 45424188.

The previous prime is 45424163. The next prime is 45424201. The reversal of 45424189 is 98142454.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 33292900 + 12131289 = 5770^2 + 3483^2 .

It is a cyclic number.

It is not a de Polignac number, because 45424189 - 2¹⁵ = 45391421 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45424129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22712094 + 22712095.

It is an arithmetic number, because the mean of its divisors is an integer number (22712095).

Almost surely, 2^45424189 is an apocalyptic number.

It is an amenable number.

45424189 is a deficient number, since it is larger than the sum of its proper divisors (1).

45424189 is an equidigital number, since it uses as much as digits as its factorization.

45424189 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 46080, while the sum is 37.

The square root of 45424189 is about 6739.7469537068. The cubic root of 45424189 is about 356.8034629231.

The spelling of 45424189 in words is "forty-five million, four hundred twenty-four thousand, one hundred eighty-nine".