1072547143 has 2 divisors, whose sum is σ = 1072547144. Its totient is φ = 1072547142.

The previous prime is 1072547129. The next prime is 1072547159. The reversal of 1072547143 is 3417452701.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1072547143 - 2²⁵ = 1038992711 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1072547099 and 1072547108.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1072547243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 536273571 + 536273572.

It is an arithmetic number, because the mean of its divisors is an integer number (536273572).

Almost surely, 2^1072547143 is an apocalyptic number.

1072547143 is a deficient number, since it is larger than the sum of its proper divisors (1).

1072547143 is an equidigital number, since it uses as much as digits as its factorization.

1072547143 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23520, while the sum is 34.

The square root of 1072547143 is about 32749.7655411455. The cubic root of 1072547143 is about 1023.6200801993.

Adding to 1072547143 its reverse (3417452701), we get a palindrome (4489999844).

The spelling of 1072547143 in words is "one billion, seventy-two million, five hundred forty-seven thousand, one hundred forty-three".