4543140457 has 2 divisors, whose sum is σ = 4543140458. Its totient is φ = 4543140456.

The previous prime is 4543140451. The next prime is 4543140509. The reversal of 4543140457 is 7540413454.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4511002896 + 32137561 = 67164^2 + 5669^2 .

It is a cyclic number.

It is not a de Polignac number, because 4543140457 - 2³ = 4543140449 is a prime.

It is not a weakly prime, because it can be changed into another prime (4543140451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2271570228 + 2271570229.

It is an arithmetic number, because the mean of its divisors is an integer number (2271570229).

Almost surely, 2^4543140457 is an apocalyptic number.

It is an amenable number.

4543140457 is a deficient number, since it is larger than the sum of its proper divisors (1).

4543140457 is an equidigital number, since it uses as much as digits as its factorization.

4543140457 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 134400, while the sum is 37.

The square root of 4543140457 is about 67402.8223222144. The cubic root of 4543140457 is about 1656.2226562435. Note that the first 3 decimals are identical.

The spelling of 4543140457 in words is "four billion, five hundred forty-three million, one hundred forty thousand, four hundred fifty-seven".