45442027 has 2 divisors, whose sum is σ = 45442028. Its totient is φ = 45442026.

The previous prime is 45442009. The next prime is 45442049. The reversal of 45442027 is 72024454.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45442027 - 2¹⁹ = 44917739 is a prime.

It is a super-3 number, since 3×45442027³ (a number of 24 digits) contains 333 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 45441986 and 45442004.

It is not a weakly prime, because it can be changed into another prime (45442057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22721013 + 22721014.

It is an arithmetic number, because the mean of its divisors is an integer number (22721014).

Almost surely, 2^45442027 is an apocalyptic number.

45442027 is a deficient number, since it is larger than the sum of its proper divisors (1).

45442027 is an equidigital number, since it uses as much as digits as its factorization.

45442027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8960, while the sum is 28.

The square root of 45442027 is about 6741.0701672657. The cubic root of 45442027 is about 356.8501621771.

The spelling of 45442027 in words is "forty-five million, four hundred forty-two thousand, twenty-seven".