46438121 has 2 divisors, whose sum is σ = 46438122. Its totient is φ = 46438120.

The previous prime is 46438099. The next prime is 46438163. The reversal of 46438121 is 12183464.

46438121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 46389721 + 48400 = 6811^2 + 220^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-46438121 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (46438621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23219060 + 23219061.

It is an arithmetic number, because the mean of its divisors is an integer number (23219061).

Almost surely, 2^46438121 is an apocalyptic number.

It is an amenable number.

46438121 is a deficient number, since it is larger than the sum of its proper divisors (1).

46438121 is an equidigital number, since it uses as much as digits as its factorization.

46438121 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4608, while the sum is 29.

The square root of 46438121 is about 6814.5521496280. The cubic root of 46438121 is about 359.4387370355.

The spelling of 46438121 in words is "forty-six million, four hundred thirty-eight thousand, one hundred twenty-one".