46945081 has 2 divisors, whose sum is σ = 46945082. Its totient is φ = 46945080.

The previous prime is 46945033. The next prime is 46945099. The reversal of 46945081 is 18054964.

It is a happy number.

46945081 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 31539456 + 15405625 = 5616^2 + 3925^2 .

It is a cyclic number.

It is not a de Polignac number, because 46945081 - 2¹¹ = 46943033 is a prime.

It is a super-2 number, since 2×46945081² = 4407681260193122, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 46945081.

It is not a weakly prime, because it can be changed into another prime (46948081) 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, 23472540 + 23472541.

It is an arithmetic number, because the mean of its divisors is an integer number (23472541).

Almost surely, 2^46945081 is an apocalyptic number.

It is an amenable number.

46945081 is a deficient number, since it is larger than the sum of its proper divisors (1).

46945081 is an equidigital number, since it uses as much as digits as its factorization.

46945081 is an odious number, because the sum of its binary digits is odd.

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

The square root of 46945081 is about 6851.6480499220. The cubic root of 46945081 is about 360.7419907336.

The spelling of 46945081 in words is "forty-six million, nine hundred forty-five thousand, eighty-one".