5421547 has 2 divisors, whose sum is σ = 5421548. Its totient is φ = 5421546.

The previous prime is 5421541. The next prime is 5421557. The reversal of 5421547 is 7451245.

5421547 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5421547 - 2³ = 5421539 is a prime.

It is not a weakly prime, because it can be changed into another prime (5421541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2710773 + 2710774.

It is an arithmetic number, because the mean of its divisors is an integer number (2710774).

Almost surely, 2^5421547 is an apocalyptic number.

5421547 is a deficient number, since it is larger than the sum of its proper divisors (1).

5421547 is an equidigital number, since it uses as much as digits as its factorization.

5421547 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5600, while the sum is 28.

The square root of 5421547 is about 2328.4215683591. The cubic root of 5421547 is about 175.6741020577.

The spelling of 5421547 in words is "five million, four hundred twenty-one thousand, five hundred forty-seven".