46146281 has 2 divisors, whose sum is σ = 46146282. Its totient is φ = 46146280.

The previous prime is 46146271. The next prime is 46146283. The reversal of 46146281 is 18264164.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 36192256 + 9954025 = 6016^2 + 3155^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-46146281 is a prime.

It is a super-2 number, since 2×46146281² = 4258958500261922, which contains 22 as substring.

Together with 46146283, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (46146283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23073140 + 23073141.

It is an arithmetic number, because the mean of its divisors is an integer number (23073141).

Almost surely, 2^46146281 is an apocalyptic number.

It is an amenable number.

46146281 is a deficient number, since it is larger than the sum of its proper divisors (1).

46146281 is an equidigital number, since it uses as much as digits as its factorization.

46146281 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9216, while the sum is 32.

The square root of 46146281 is about 6793.1054018026. The cubic root of 46146281 is about 358.6841908853.

The spelling of 46146281 in words is "forty-six million, one hundred forty-six thousand, two hundred eighty-one".