45349589 has 2 divisors, whose sum is σ = 45349590. Its totient is φ = 45349588.

The previous prime is 45349573. The next prime is 45349651. The reversal of 45349589 is 98594354.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 42315025 + 3034564 = 6505^2 + 1742^2 .

It is a cyclic number.

It is not a de Polignac number, because 45349589 - 2⁴ = 45349573 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45349519) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22674794 + 22674795.

It is an arithmetic number, because the mean of its divisors is an integer number (22674795).

Almost surely, 2^45349589 is an apocalyptic number.

It is an amenable number.

45349589 is a deficient number, since it is larger than the sum of its proper divisors (1).

45349589 is an equidigital number, since it uses as much as digits as its factorization.

45349589 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 777600, while the sum is 47.

The square root of 45349589 is about 6734.2103471751. The cubic root of 45349589 is about 356.6080301700.

The spelling of 45349589 in words is "forty-five million, three hundred forty-nine thousand, five hundred eighty-nine".