45352171 has 2 divisors, whose sum is σ = 45352172. Its totient is φ = 45352170.

The previous prime is 45352147. The next prime is 45352187. The reversal of 45352171 is 17125354.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45352171 is a prime.

It is not a weakly prime, because it can be changed into another prime (45352771) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22676085 + 22676086.

It is an arithmetic number, because the mean of its divisors is an integer number (22676086).

Almost surely, 2^45352171 is an apocalyptic number.

45352171 is a deficient number, since it is larger than the sum of its proper divisors (1).

45352171 is an equidigital number, since it uses as much as digits as its factorization.

45352171 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4200, while the sum is 28.

The square root of 45352171 is about 6734.4020521498. The cubic root of 45352171 is about 356.6147979231.

The spelling of 45352171 in words is "forty-five million, three hundred fifty-two thousand, one hundred seventy-one".