45302447 has 2 divisors, whose sum is σ = 45302448. Its totient is φ = 45302446.

The previous prime is 45302431. The next prime is 45302449. The reversal of 45302447 is 74420354.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45302447 - 2⁴ = 45302431 is a prime.

Together with 45302449, 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 (45302449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22651223 + 22651224.

It is an arithmetic number, because the mean of its divisors is an integer number (22651224).

Almost surely, 2^45302447 is an apocalyptic number.

45302447 is a deficient number, since it is larger than the sum of its proper divisors (1).

45302447 is an equidigital number, since it uses as much as digits as its factorization.

45302447 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13440, while the sum is 29.

The square root of 45302447 is about 6730.7092494031. The cubic root of 45302447 is about 356.4844197565.

The spelling of 45302447 in words is "forty-five million, three hundred two thousand, four hundred forty-seven".