549002147 has 2 divisors, whose sum is σ = 549002148. Its totient is φ = 549002146.

The previous prime is 549002137. The next prime is 549002183. The reversal of 549002147 is 741200945.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 549002147 - 2¹⁶ = 548936611 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (549002117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 274501073 + 274501074.

It is an arithmetic number, because the mean of its divisors is an integer number (274501074).

Almost surely, 2^549002147 is an apocalyptic number.

549002147 is a deficient number, since it is larger than the sum of its proper divisors (1).

549002147 is an equidigital number, since it uses as much as digits as its factorization.

549002147 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10080, while the sum is 32.

The square root of 549002147 is about 23430.7948435387. The cubic root of 549002147 is about 818.8254784096.

The spelling of 549002147 in words is "five hundred forty-nine million, two thousand, one hundred forty-seven".