45327187 has 2 divisors, whose sum is σ = 45327188. Its totient is φ = 45327186.

The previous prime is 45327173. The next prime is 45327197. The reversal of 45327187 is 78172354.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45327187 - 2¹⁹ = 44802899 is a prime.

It is not a weakly prime, because it can be changed into another prime (45327127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22663593 + 22663594.

It is an arithmetic number, because the mean of its divisors is an integer number (22663594).

Almost surely, 2^45327187 is an apocalyptic number.

45327187 is a deficient number, since it is larger than the sum of its proper divisors (1).

45327187 is an equidigital number, since it uses as much as digits as its factorization.

45327187 is an evil number, because the sum of its binary digits is even.

The product of its digits is 47040, while the sum is 37.

The square root of 45327187 is about 6732.5468435058. The cubic root of 45327187 is about 356.5493008697.

The spelling of 45327187 in words is "forty-five million, three hundred twenty-seven thousand, one hundred eighty-seven".