45846121 has 2 divisors, whose sum is σ = 45846122. Its totient is φ = 45846120.

The previous prime is 45846109. The next prime is 45846131. The reversal of 45846121 is 12164854.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 44555625 + 1290496 = 6675^2 + 1136^2 .

It is a cyclic number.

It is not a de Polignac number, because 45846121 - 2⁵ = 45846089 is a prime.

It is a Chen prime.

It is equal to p_2766307 and since 45846121 and 2766307 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (45846131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22923060 + 22923061.

It is an arithmetic number, because the mean of its divisors is an integer number (22923061).

Almost surely, 2^45846121 is an apocalyptic number.

It is an amenable number.

45846121 is a deficient number, since it is larger than the sum of its proper divisors (1).

45846121 is an equidigital number, since it uses as much as digits as its factorization.

45846121 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7680, while the sum is 31.

The square root of 45846121 is about 6770.9763697712. The cubic root of 45846121 is about 357.9048075609.

The spelling of 45846121 in words is "forty-five million, eight hundred forty-six thousand, one hundred twenty-one".