45441287 has 2 divisors, whose sum is σ = 45441288. Its totient is φ = 45441286.

The previous prime is 45441283. The next prime is 45441301. The reversal of 45441287 is 78214454.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45441287 - 2² = 45441283 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45441283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22720643 + 22720644.

It is an arithmetic number, because the mean of its divisors is an integer number (22720644).

Almost surely, 2^45441287 is an apocalyptic number.

45441287 is a deficient number, since it is larger than the sum of its proper divisors (1).

45441287 is an equidigital number, since it uses as much as digits as its factorization.

45441287 is an evil number, because the sum of its binary digits is even.

The product of its digits is 35840, while the sum is 35.

The square root of 45441287 is about 6741.0152796148. The cubic root of 45441287 is about 356.8482251263.

The spelling of 45441287 in words is "forty-five million, four hundred forty-one thousand, two hundred eighty-seven".