4521047 has 2 divisors, whose sum is σ = 4521048. Its totient is φ = 4521046.

The previous prime is 4521037. The next prime is 4521053. The reversal of 4521047 is 7401254.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4521047 - 2⁶ = 4520983 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4521037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2260523 + 2260524.

It is an arithmetic number, because the mean of its divisors is an integer number (2260524).

Almost surely, 2^4521047 is an apocalyptic number.

4521047 is a deficient number, since it is larger than the sum of its proper divisors (1).

4521047 is an equidigital number, since it uses as much as digits as its factorization.

4521047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1120, while the sum is 23.

The square root of 4521047 is about 2126.2753819767. The cubic root of 4521047 is about 165.3533535453.

The spelling of 4521047 in words is "four million, five hundred twenty-one thousand, forty-seven".