45666287 has 2 divisors, whose sum is σ = 45666288. Its totient is φ = 45666286.

The previous prime is 45666263. The next prime is 45666289. The reversal of 45666287 is 78266654.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45666287 - 2⁶ = 45666223 is a prime.

Together with 45666289, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45666289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22833143 + 22833144.

It is an arithmetic number, because the mean of its divisors is an integer number (22833144).

Almost surely, 2^45666287 is an apocalyptic number.

45666287 is a deficient number, since it is larger than the sum of its proper divisors (1).

45666287 is an equidigital number, since it uses as much as digits as its factorization.

45666287 is an evil number, because the sum of its binary digits is even.

The product of its digits is 483840, while the sum is 44.

The square root of 45666287 is about 6757.6835528160. The cubic root of 45666287 is about 357.4362270714.

The spelling of 45666287 in words is "forty-five million, six hundred sixty-six thousand, two hundred eighty-seven".