46453181 has 2 divisors, whose sum is σ = 46453182. Its totient is φ = 46453180.

The previous prime is 46453139. The next prime is 46453189. The reversal of 46453181 is 18135464.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 41809156 + 4644025 = 6466^2 + 2155^2 .

It is a cyclic number.

It is not a de Polignac number, because 46453181 - 2⁶ = 46453117 is a prime.

It is a super-2 number, since 2×46453181² = 4315796050037522, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (46453189) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23226590 + 23226591.

It is an arithmetic number, because the mean of its divisors is an integer number (23226591).

Almost surely, 2^46453181 is an apocalyptic number.

It is an amenable number.

46453181 is a deficient number, since it is larger than the sum of its proper divisors (1).

46453181 is an equidigital number, since it uses as much as digits as its factorization.

46453181 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11520, while the sum is 32.

The square root of 46453181 is about 6815.6570482970. The cubic root of 46453181 is about 359.4775884662.

The spelling of 46453181 in words is "forty-six million, four hundred fifty-three thousand, one hundred eighty-one".