4540147 has 2 divisors, whose sum is σ = 4540148. Its totient is φ = 4540146.

The previous prime is 4540127. The next prime is 4540171. The reversal of 4540147 is 7410454.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4540147 is a prime.

It is a super-2 number, since 2×4540147² = 41225869563218, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4540127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2270073 + 2270074.

It is an arithmetic number, because the mean of its divisors is an integer number (2270074).

Almost surely, 2^4540147 is an apocalyptic number.

4540147 is a deficient number, since it is larger than the sum of its proper divisors (1).

4540147 is an equidigital number, since it uses as much as digits as its factorization.

4540147 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2240, while the sum is 25.

The square root of 4540147 is about 2130.7620702462. The cubic root of 4540147 is about 165.5858816836.

The spelling of 4540147 in words is "four million, five hundred forty thousand, one hundred forty-seven".