45846109 has 2 divisors, whose sum is σ = 45846110. Its totient is φ = 45846108.

The previous prime is 45846089. The next prime is 45846121. The reversal of 45846109 is 90164854.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 43270084 + 2576025 = 6578^2 + 1605^2 .

It is a cyclic number.

It is not a de Polignac number, because 45846109 - 2⁷ = 45845981 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45846169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22923054 + 22923055.

It is an arithmetic number, because the mean of its divisors is an integer number (22923055).

Almost surely, 2^45846109 is an apocalyptic number.

It is an amenable number.

45846109 is a deficient number, since it is larger than the sum of its proper divisors (1).

45846109 is an equidigital number, since it uses as much as digits as its factorization.

45846109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34560, while the sum is 37.

The square root of 45846109 is about 6770.9754836360. The cubic root of 45846109 is about 357.9047763343.

The spelling of 45846109 in words is "forty-five million, eight hundred forty-six thousand, one hundred nine".