1053540143 has 2 divisors, whose sum is σ = 1053540144. Its totient is φ = 1053540142.

The previous prime is 1053540113. The next prime is 1053540199. The reversal of 1053540143 is 3410453501.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1053540143 - 2¹⁰ = 1053539119 is a prime.

It is a super-2 number, since 2×1053540143² = 2219893665824920898, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1053540113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 526770071 + 526770072.

It is an arithmetic number, because the mean of its divisors is an integer number (526770072).

Almost surely, 2^1053540143 is an apocalyptic number.

1053540143 is a deficient number, since it is larger than the sum of its proper divisors (1).

1053540143 is an equidigital number, since it uses as much as digits as its factorization.

1053540143 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 1053540143 is about 32458.2831184892. The cubic root of 1053540143 is about 1017.5373575017.

Adding to 1053540143 its reverse (3410453501), we get a palindrome (4463993644).

The spelling of 1053540143 in words is "one billion, fifty-three million, five hundred forty thousand, one hundred forty-three".