45445727 has 2 divisors, whose sum is σ = 45445728. Its totient is φ = 45445726.

The previous prime is 45445693. The next prime is 45445747. The reversal of 45445727 is 72754454.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45445727 - 2¹⁴ = 45429343 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45445747) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22722863 + 22722864.

It is an arithmetic number, because the mean of its divisors is an integer number (22722864).

Almost surely, 2^45445727 is an apocalyptic number.

45445727 is a deficient number, since it is larger than the sum of its proper divisors (1).

45445727 is an equidigital number, since it uses as much as digits as its factorization.

45445727 is an evil number, because the sum of its binary digits is even.

The product of its digits is 156800, while the sum is 38.

The square root of 45445727 is about 6741.3445988171. The cubic root of 45445727 is about 356.8598471161.

The spelling of 45445727 in words is "forty-five million, four hundred forty-five thousand, seven hundred twenty-seven".